equally vs proportionally

equally

adv
  • In an equal manner; in equal shares or proportion; with equal and impartial justice; evenly 

  • Used to link two or more coordinate elements 

  • In equal degree or extent; just as. 

proportionally

adv
  • In proportion; in due degree; adapted relatively. 

How often have the words equally and proportionally occurred in a corpus of books? (source: Google Ngram Viewer )