Home / 82,572,066.80-123,776,287.58-38,774,423.24

Finding the Fourth Proportional to 82,572,066.80, 123,776,287.58 and 38,774,423.24

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Solution

The fourth proportional to 82,572,066.80, 123,776,287.58 and 38,774,423.24 is: 58,123,217.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,572,066.80 : 123,776,287.58 = 38,774,423.24 : x
  2. Step 2: Convert to fraction form
    82,572,066.80/123,776,287.58 = 38,774,423.24/x
  3. Step 3: Cross multiply
    82,572,066.80x = 123,776,287.58 × 38,774,423.24
  4. Step 4: Simplify right side
    82,572,066.80x = 4,799,354,161,702,876
  5. Step 5: Solve for x
    x = 4,799,354,161,702,876/82,572,066.80
  6. Step 6: Final answer
    x = 58,123,217.06

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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.