Home / 38,508,715.95-57,781,757.43-16,940,515.16

Finding the Fourth Proportional to 38,508,715.95, 57,781,757.43 and 16,940,515.16

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Solution

The fourth proportional to 38,508,715.95, 57,781,757.43 and 16,940,515.16 is: 25,418,991.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,508,715.95 : 57,781,757.43 = 16,940,515.16 : x
  2. Step 2: Convert to fraction form
    38,508,715.95/57,781,757.43 = 16,940,515.16/x
  3. Step 3: Cross multiply
    38,508,715.95x = 57,781,757.43 × 16,940,515.16
  4. Step 4: Simplify right side
    38,508,715.95x = 978,852,737,858,812.12
  5. Step 5: Solve for x
    x = 978,852,737,858,812.12/38,508,715.95
  6. Step 6: Final answer
    x = 25,418,991.88

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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.