Home / 87,927,602.70-131,829,964.05-52,007,321.10

Finding the Fourth Proportional to 87,927,602.70, 131,829,964.05 and 52,007,321.10

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Solution

The fourth proportional to 87,927,602.70, 131,829,964.05 and 52,007,321.10 is: 77,974,641.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,927,602.70 : 131,829,964.05 = 52,007,321.10 : x
  2. Step 2: Convert to fraction form
    87,927,602.70/131,829,964.05 = 52,007,321.10/x
  3. Step 3: Cross multiply
    87,927,602.70x = 131,829,964.05 × 52,007,321.10
  4. Step 4: Simplify right side
    87,927,602.70x = 6,856,123,270,949,806
  5. Step 5: Solve for x
    x = 6,856,123,270,949,806/87,927,602.70
  6. Step 6: Final answer
    x = 77,974,641.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.