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Finding the Fourth Proportional to 57,751,713, 79,697,363.94 and 31,997,601

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Solution

The fourth proportional to 57,751,713, 79,697,363.94 and 31,997,601 is: 44,156,689.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,751,713 : 79,697,363.94 = 31,997,601 : x
  2. Step 2: Convert to fraction form
    57,751,713/79,697,363.94 = 31,997,601/x
  3. Step 3: Cross multiply
    57,751,713x = 79,697,363.94 × 31,997,601
  4. Step 4: Simplify right side
    57,751,713x = 2,550,124,452,103,908
  5. Step 5: Solve for x
    x = 2,550,124,452,103,908/57,751,713
  6. Step 6: Final answer
    x = 44,156,689.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.