Home / 7,841,487.28-11,753,414.85-3,992,505.82

Finding the Fourth Proportional to 7,841,487.28, 11,753,414.85 and 3,992,505.82

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Solution

The fourth proportional to 7,841,487.28, 11,753,414.85 and 3,992,505.82 is: 5,984,270.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,841,487.28 : 11,753,414.85 = 3,992,505.82 : x
  2. Step 2: Convert to fraction form
    7,841,487.28/11,753,414.85 = 3,992,505.82/x
  3. Step 3: Cross multiply
    7,841,487.28x = 11,753,414.85 × 3,992,505.82
  4. Step 4: Simplify right side
    7,841,487.28x = 46,925,577,193,499.42
  5. Step 5: Solve for x
    x = 46,925,577,193,499.42/7,841,487.28
  6. Step 6: Final answer
    x = 5,984,270.01

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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.