Home / 22,781,711.23-31,438,844.81-12,327,727.65

Finding the Fourth Proportional to 22,781,711.23, 31,438,844.81 and 12,327,727.65

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Solution

The fourth proportional to 22,781,711.23, 31,438,844.81 and 12,327,727.65 is: 17,012,309.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,781,711.23 : 31,438,844.81 = 12,327,727.65 : x
  2. Step 2: Convert to fraction form
    22,781,711.23/31,438,844.81 = 12,327,727.65/x
  3. Step 3: Cross multiply
    22,781,711.23x = 31,438,844.81 × 12,327,727.65
  4. Step 4: Simplify right side
    22,781,711.23x = 387,569,516,386,657.38
  5. Step 5: Solve for x
    x = 387,569,516,386,657.38/22,781,711.23
  6. Step 6: Final answer
    x = 17,012,309.24

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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.