Home / 63,917,921.57-95,876,304.08-20,198,687.25

Finding the Fourth Proportional to 63,917,921.57, 95,876,304.08 and 20,198,687.25

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Solution

The fourth proportional to 63,917,921.57, 95,876,304.08 and 20,198,687.25 is: 30,297,848.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,917,921.57 : 95,876,304.08 = 20,198,687.25 : x
  2. Step 2: Convert to fraction form
    63,917,921.57/95,876,304.08 = 20,198,687.25/x
  3. Step 3: Cross multiply
    63,917,921.57x = 95,876,304.08 × 20,198,687.25
  4. Step 4: Simplify right side
    63,917,921.57x = 1,936,575,480,517,057.75
  5. Step 5: Solve for x
    x = 1,936,575,480,517,057.75/63,917,921.57
  6. Step 6: Final answer
    x = 30,297,848.13

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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.