Home / 22,542,727.14-31,108,725.82-12,619,691.43

Finding the Fourth Proportional to 22,542,727.14, 31,108,725.82 and 12,619,691.43

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Solution

The fourth proportional to 22,542,727.14, 31,108,725.82 and 12,619,691.43 is: 17,415,041.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,542,727.14 : 31,108,725.82 = 12,619,691.43 : x
  2. Step 2: Convert to fraction form
    22,542,727.14/31,108,725.82 = 12,619,691.43/x
  3. Step 3: Cross multiply
    22,542,727.14x = 31,108,725.82 × 12,619,691.43
  4. Step 4: Simplify right side
    22,542,727.14x = 392,582,520,628,873.69
  5. Step 5: Solve for x
    x = 392,582,520,628,873.69/22,542,727.14
  6. Step 6: Final answer
    x = 17,415,041.14

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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.