Home / 47,882,318.60-71,832,809.10-19,123,560.20

Finding the Fourth Proportional to 47,882,318.60, 71,832,809.10 and 19,123,560.20

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Solution

The fourth proportional to 47,882,318.60, 71,832,809.10 and 19,123,560.20 is: 28,689,067.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,882,318.60 : 71,832,809.10 = 19,123,560.20 : x
  2. Step 2: Convert to fraction form
    47,882,318.60/71,832,809.10 = 19,123,560.20/x
  3. Step 3: Cross multiply
    47,882,318.60x = 71,832,809.10 × 19,123,560.20
  4. Step 4: Simplify right side
    47,882,318.60x = 1,373,699,049,158,957.75
  5. Step 5: Solve for x
    x = 1,373,699,049,158,957.75/47,882,318.60
  6. Step 6: Final answer
    x = 28,689,067.06

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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.