Home / 15,542,092.20-23,313,138.30-12,140,869.80

Finding the Fourth Proportional to 15,542,092.20, 23,313,138.30 and 12,140,869.80

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Solution

The fourth proportional to 15,542,092.20, 23,313,138.30 and 12,140,869.80 is: 18,211,304.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,542,092.20 : 23,313,138.30 = 12,140,869.80 : x
  2. Step 2: Convert to fraction form
    15,542,092.20/23,313,138.30 = 12,140,869.80/x
  3. Step 3: Cross multiply
    15,542,092.20x = 23,313,138.30 × 12,140,869.80
  4. Step 4: Simplify right side
    15,542,092.20x = 283,041,776,729,693.38
  5. Step 5: Solve for x
    x = 283,041,776,729,693.38/15,542,092.20
  6. Step 6: Final answer
    x = 18,211,304.70

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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.