Finding the Fourth Proportional to 57,751,769.92, 79,697,419.68 and 31,997,657.92
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Solution
The fourth proportional to 57,751,769.92, 79,697,419.68 and 31,997,657.92 is: 44,156,755.29
Step by Step Solution
- Step 1: Write the proportion equation
57,751,769.92 : 79,697,419.68 = 31,997,657.92 : x - Step 2: Convert to fraction form
57,751,769.92/79,697,419.68 = 31,997,657.92/x - Step 3: Cross multiply
57,751,769.92x = 79,697,419.68 × 31,997,657.92 - Step 4: Simplify right side
57,751,769.92x = 2,550,130,772,027,316 - Step 5: Solve for x
x = 2,550,130,772,027,316/57,751,769.92 - Step 6: Final answer
x = 44,156,755.29
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.