From 7.9 buckets of milk, 3.2 kg of butter is obtained. How many buckets of milk do you need to take to get 16 kg of butter?

7.9 liters of milk ⇒ 3.2 kg of milk

xl milk ⇒ 16 kg butter.

Let’s compose the proportion using the main property of proportion, we find the unknown.

7.9 * 16 = 3.2 * x.

126.4 = 3.2 * x.

x = 126.4: 3.2.

x = 39.5.

Answer: 39.5 liters of milk.

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