Home / 18,468,182.76-27,700,960.29-5,687,354.76

Finding the Fourth Proportional to 18,468,182.76, 27,700,960.29 and 5,687,354.76

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Solution

The fourth proportional to 18,468,182.76, 27,700,960.29 and 5,687,354.76 is: 8,530,627.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,182.76 : 27,700,960.29 = 5,687,354.76 : x
  2. Step 2: Convert to fraction form
    18,468,182.76/27,700,960.29 = 5,687,354.76/x
  3. Step 3: Cross multiply
    18,468,182.76x = 27,700,960.29 × 5,687,354.76
  4. Step 4: Simplify right side
    18,468,182.76x = 157,545,188,361,902.47
  5. Step 5: Solve for x
    x = 157,545,188,361,902.47/18,468,182.76
  6. Step 6: Final answer
    x = 8,530,627.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.