Home / 29,146,724.20-43,720,086.30-12,098,621.80

Finding the Fourth Proportional to 29,146,724.20, 43,720,086.30 and 12,098,621.80

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Solution

The fourth proportional to 29,146,724.20, 43,720,086.30 and 12,098,621.80 is: 18,147,932.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,146,724.20 : 43,720,086.30 = 12,098,621.80 : x
  2. Step 2: Convert to fraction form
    29,146,724.20/43,720,086.30 = 12,098,621.80/x
  3. Step 3: Cross multiply
    29,146,724.20x = 43,720,086.30 × 12,098,621.80
  4. Step 4: Simplify right side
    29,146,724.20x = 528,952,789,207,061.31
  5. Step 5: Solve for x
    x = 528,952,789,207,061.31/29,146,724.20
  6. Step 6: Final answer
    x = 18,147,932.70

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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.