Home / 19,649,545.28-29,449,549.92-10,529,023.04

Finding the Fourth Proportional to 19,649,545.28, 29,449,549.92 and 10,529,023.04

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Solution

The fourth proportional to 19,649,545.28, 29,449,549.92 and 10,529,023.04 is: 15,780,262.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,649,545.28 : 29,449,549.92 = 10,529,023.04 : x
  2. Step 2: Convert to fraction form
    19,649,545.28/29,449,549.92 = 10,529,023.04/x
  3. Step 3: Cross multiply
    19,649,545.28x = 29,449,549.92 × 10,529,023.04
  4. Step 4: Simplify right side
    19,649,545.28x = 310,074,989,625,310.12
  5. Step 5: Solve for x
    x = 310,074,989,625,310.12/19,649,545.28
  6. Step 6: Final answer
    x = 15,780,262.86

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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.