Home / 82,432,930.92-123,663,655.38-27,845,913.96

Finding the Fourth Proportional to 82,432,930.92, 123,663,655.38 and 27,845,913.96

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Solution

The fourth proportional to 82,432,930.92, 123,663,655.38 and 27,845,913.96 is: 41,773,687.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,432,930.92 : 123,663,655.38 = 27,845,913.96 : x
  2. Step 2: Convert to fraction form
    82,432,930.92/123,663,655.38 = 27,845,913.96/x
  3. Step 3: Cross multiply
    82,432,930.92x = 123,663,655.38 × 27,845,913.96
  4. Step 4: Simplify right side
    82,432,930.92x = 3,443,527,507,690,571
  5. Step 5: Solve for x
    x = 3,443,527,507,690,571/82,432,930.92
  6. Step 6: Final answer
    x = 41,773,687.64

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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.