Home / 82,016,561.25-123,006,598.11-23,711,504.85

Finding the Fourth Proportional to 82,016,561.25, 123,006,598.11 and 23,711,504.85

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Solution

The fourth proportional to 82,016,561.25, 123,006,598.11 and 23,711,504.85 is: 35,561,982.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,016,561.25 : 123,006,598.11 = 23,711,504.85 : x
  2. Step 2: Convert to fraction form
    82,016,561.25/123,006,598.11 = 23,711,504.85/x
  3. Step 3: Cross multiply
    82,016,561.25x = 123,006,598.11 × 23,711,504.85
  4. Step 4: Simplify right side
    82,016,561.25x = 2,916,671,547,667,266
  5. Step 5: Solve for x
    x = 2,916,671,547,667,266/82,016,561.25
  6. Step 6: Final answer
    x = 35,561,982.89

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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.