Home / 22,753,011.43-31,399,156.07-12,439,734.76

Finding the Fourth Proportional to 22,753,011.43, 31,399,156.07 and 12,439,734.76

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Solution

The fourth proportional to 22,753,011.43, 31,399,156.07 and 12,439,734.76 is: 17,166,834.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,753,011.43 : 31,399,156.07 = 12,439,734.76 : x
  2. Step 2: Convert to fraction form
    22,753,011.43/31,399,156.07 = 12,439,734.76/x
  3. Step 3: Cross multiply
    22,753,011.43x = 31,399,156.07 × 12,439,734.76
  4. Step 4: Simplify right side
    22,753,011.43x = 390,597,173,198,644
  5. Step 5: Solve for x
    x = 390,597,173,198,644/22,753,011.43
  6. Step 6: Final answer
    x = 17,166,834.13

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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.