Home / 69,584,493.71-96,020,884.17-38,220,921.83

Finding the Fourth Proportional to 69,584,493.71, 96,020,884.17 and 38,220,921.83

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Solution

The fourth proportional to 69,584,493.71, 96,020,884.17 and 38,220,921.83 is: 52,741,731.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,584,493.71 : 96,020,884.17 = 38,220,921.83 : x
  2. Step 2: Convert to fraction form
    69,584,493.71/96,020,884.17 = 38,220,921.83/x
  3. Step 3: Cross multiply
    69,584,493.71x = 96,020,884.17 × 38,220,921.83
  4. Step 4: Simplify right side
    69,584,493.71x = 3,670,006,708,149,107
  5. Step 5: Solve for x
    x = 3,670,006,708,149,107/69,584,493.71
  6. Step 6: Final answer
    x = 52,741,731.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.