You use naturally to indicate that you think something is very obvious and not at all surprising in the circumstances.

If one thing develops naturally from another, it develops as a normal consequence or result of it.

You can use naturally to talk about a characteristic of someone's personality when it is the way that they normally act.

If someone is naturally good at something, they learn it easily and quickly and do it very well.

If something comes naturally to you, you find it easy to do and quickly become good at it.