Home / 47,388,002.30-71,082,003.45-39,735,251.90

Finding the Fourth Proportional to 47,388,002.30, 71,082,003.45 and 39,735,251.90

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Solution

The fourth proportional to 47,388,002.30, 71,082,003.45 and 39,735,251.90 is: 59,602,877.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,388,002.30 : 71,082,003.45 = 39,735,251.90 : x
  2. Step 2: Convert to fraction form
    47,388,002.30/71,082,003.45 = 39,735,251.90/x
  3. Step 3: Cross multiply
    47,388,002.30x = 71,082,003.45 × 39,735,251.90
  4. Step 4: Simplify right side
    47,388,002.30x = 2,824,461,312,642,419
  5. Step 5: Solve for x
    x = 2,824,461,312,642,419/47,388,002.30
  6. Step 6: Final answer
    x = 59,602,877.85

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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.