Why there isn't a lot of resources for learning ukrainan despite having 45 million of speakers?
There are many resources to learn Ukrainian. Suggest you look a little harder.

http://international.lnu.edu.ua/incoming-mobility/preparatory-school-for-international-students/  http://ukrainianinstitute.org.uk/learningukrainian/  ON LINE in your own home.
For people who wish to learn Ukrainian but for some reason...
show more  Probably because most of the 45million are living in Ukraine