Consequently, are interested and interesting related?
Yes, they're related. They're both participles of the verb "to interest." "Interested" is the past participle of the verb "to interest" and is often used as an adjective. "Interesting" is the present participle of the verb "to interest" and is also often used as an adjective, albeit with different effect.
Likewise, would you be interested in doing? “Interested to” can be used only with verbs of perception and “knowing”, such as: When “interested” is used with a verb that is not a verb of perception, “in doing” is the only correct form.
Just so, are you interested on or in?
"Interested in" is used when what comes after it is a noun, or a verb acting like a noun (known as a gerund). "Interested to" is used when what comes after it is a verb in its "to form" (known as an infinitive).
How do you use Interested in a sentence?
Examples of interested in a SentenceI'd be interested to learn more about his background. I'm interested to hear what you have to say. I was very interested to learn that she had once lived in California. I asked him if he wanted to play tennis, but he said he wasn't interested.
