Home / 8,659,691.68-11,950,397.78-4,792,479.52

Finding the Fourth Proportional to 8,659,691.68, 11,950,397.78 and 4,792,479.52

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Solution

The fourth proportional to 8,659,691.68, 11,950,397.78 and 4,792,479.52 is: 6,613,634.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,659,691.68 : 11,950,397.78 = 4,792,479.52 : x
  2. Step 2: Convert to fraction form
    8,659,691.68/11,950,397.78 = 4,792,479.52/x
  3. Step 3: Cross multiply
    8,659,691.68x = 11,950,397.78 × 4,792,479.52
  4. Step 4: Simplify right side
    8,659,691.68x = 57,272,036,616,503.46
  5. Step 5: Solve for x
    x = 57,272,036,616,503.46/8,659,691.68
  6. Step 6: Final answer
    x = 6,613,634.61

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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.