Home / 84,449,382.38-126,693,174.51-45,587,000.24

Finding the Fourth Proportional to 84,449,382.38, 126,693,174.51 and 45,587,000.24

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Solution

The fourth proportional to 84,449,382.38, 126,693,174.51 and 45,587,000.24 is: 68,390,811.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,449,382.38 : 126,693,174.51 = 45,587,000.24 : x
  2. Step 2: Convert to fraction form
    84,449,382.38/126,693,174.51 = 45,587,000.24/x
  3. Step 3: Cross multiply
    84,449,382.38x = 126,693,174.51 × 45,587,000.24
  4. Step 4: Simplify right side
    84,449,382.38x = 5,775,561,776,160,266
  5. Step 5: Solve for x
    x = 5,775,561,776,160,266/84,449,382.38
  6. Step 6: Final answer
    x = 68,390,811.32

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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.