Home / 27,737,890.56-38,274,935.13-15,981,005.16

Finding the Fourth Proportional to 27,737,890.56, 38,274,935.13 and 15,981,005.16

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Solution

The fourth proportional to 27,737,890.56, 38,274,935.13 and 15,981,005.16 is: 22,051,854.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,737,890.56 : 38,274,935.13 = 15,981,005.16 : x
  2. Step 2: Convert to fraction form
    27,737,890.56/38,274,935.13 = 15,981,005.16/x
  3. Step 3: Cross multiply
    27,737,890.56x = 38,274,935.13 × 15,981,005.16
  4. Step 4: Simplify right side
    27,737,890.56x = 611,671,935,811,195.38
  5. Step 5: Solve for x
    x = 611,671,935,811,195.38/27,737,890.56
  6. Step 6: Final answer
    x = 22,051,854.83

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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.