Please help me with this i need to know the differences and similarities between these two

Ineed to learn how to solve this problem

Answer this question only if you know the 30 points and

Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.