Home / 69,386,545.72-95,753,339.18-38,448,718.52

Finding the Fourth Proportional to 69,386,545.72, 95,753,339.18 and 38,448,718.52

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Solution

The fourth proportional to 69,386,545.72, 95,753,339.18 and 38,448,718.52 is: 53,059,179.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,386,545.72 : 95,753,339.18 = 38,448,718.52 : x
  2. Step 2: Convert to fraction form
    69,386,545.72/95,753,339.18 = 38,448,718.52/x
  3. Step 3: Cross multiply
    69,386,545.72x = 95,753,339.18 × 38,448,718.52
  4. Step 4: Simplify right side
    69,386,545.72x = 3,681,593,185,481,908
  5. Step 5: Solve for x
    x = 3,681,593,185,481,908/69,386,545.72
  6. Step 6: Final answer
    x = 53,059,179.52

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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.