Home / 40,394,600.72-55,744,753.56-22,059,885.68

Finding the Fourth Proportional to 40,394,600.72, 55,744,753.56 and 22,059,885.68

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Solution

The fourth proportional to 40,394,600.72, 55,744,753.56 and 22,059,885.68 is: 30,442,753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,394,600.72 : 55,744,753.56 = 22,059,885.68 : x
  2. Step 2: Convert to fraction form
    40,394,600.72/55,744,753.56 = 22,059,885.68/x
  3. Step 3: Cross multiply
    40,394,600.72x = 55,744,753.56 × 22,059,885.68
  4. Step 4: Simplify right side
    40,394,600.72x = 1,229,722,890,793,373
  5. Step 5: Solve for x
    x = 1,229,722,890,793,373/40,394,600.72
  6. Step 6: Final answer
    x = 30,442,753.95

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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.