Home / 12,488,377.47-17,234,339.54-6,981,984.33

Finding the Fourth Proportional to 12,488,377.47, 17,234,339.54 and 6,981,984.33

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Solution

The fourth proportional to 12,488,377.47, 17,234,339.54 and 6,981,984.33 is: 9,635,350.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,488,377.47 : 17,234,339.54 = 6,981,984.33 : x
  2. Step 2: Convert to fraction form
    12,488,377.47/17,234,339.54 = 6,981,984.33/x
  3. Step 3: Cross multiply
    12,488,377.47x = 17,234,339.54 × 6,981,984.33
  4. Step 4: Simplify right side
    12,488,377.47x = 120,329,888,571,269.48
  5. Step 5: Solve for x
    x = 120,329,888,571,269.48/12,488,377.47
  6. Step 6: Final answer
    x = 9,635,350.06

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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.