Home / 63,784,066.52-95,690,053.30-20,657,629.38

Finding the Fourth Proportional to 63,784,066.52, 95,690,053.30 and 20,657,629.38

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Solution

The fourth proportional to 63,784,066.52, 95,690,053.30 and 20,657,629.38 is: 30,990,963.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,784,066.52 : 95,690,053.30 = 20,657,629.38 : x
  2. Step 2: Convert to fraction form
    63,784,066.52/95,690,053.30 = 20,657,629.38/x
  3. Step 3: Cross multiply
    63,784,066.52x = 95,690,053.30 × 20,657,629.38
  4. Step 4: Simplify right side
    63,784,066.52x = 1,976,729,656,423,845.75
  5. Step 5: Solve for x
    x = 1,976,729,656,423,845.75/63,784,066.52
  6. Step 6: Final answer
    x = 30,990,963.17

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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.