Home / 22,712,400.62-31,342,953.42-12,399,123.71

Finding the Fourth Proportional to 22,712,400.62, 31,342,953.42 and 12,399,123.71

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Solution

The fourth proportional to 22,712,400.62, 31,342,953.42 and 12,399,123.71 is: 17,110,703.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,712,400.62 : 31,342,953.42 = 12,399,123.71 : x
  2. Step 2: Convert to fraction form
    22,712,400.62/31,342,953.42 = 12,399,123.71/x
  3. Step 3: Cross multiply
    22,712,400.62x = 31,342,953.42 × 12,399,123.71
  4. Step 4: Simplify right side
    22,712,400.62x = 388,625,156,891,347.62
  5. Step 5: Solve for x
    x = 388,625,156,891,347.62/22,712,400.62
  6. Step 6: Final answer
    x = 17,110,703.68

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1.5x scale

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.