Home / 14,234,502.40-21,351,753.60-10,427,372.80

Finding the Fourth Proportional to 14,234,502.40, 21,351,753.60 and 10,427,372.80

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Solution

The fourth proportional to 14,234,502.40, 21,351,753.60 and 10,427,372.80 is: 15,641,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234,502.40 : 21,351,753.60 = 10,427,372.80 : x
  2. Step 2: Convert to fraction form
    14,234,502.40/21,351,753.60 = 10,427,372.80/x
  3. Step 3: Cross multiply
    14,234,502.40x = 21,351,753.60 × 10,427,372.80
  4. Step 4: Simplify right side
    14,234,502.40x = 222,642,694,720,942.12
  5. Step 5: Solve for x
    x = 222,642,694,720,942.12/14,234,502.40
  6. Step 6: Final answer
    x = 15,641,059.20

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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.