Home / 17,218,231.22-23,760,672.82-9,377,565.68

Finding the Fourth Proportional to 17,218,231.22, 23,760,672.82 and 9,377,565.68

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Solution

The fourth proportional to 17,218,231.22, 23,760,672.82 and 9,377,565.68 is: 12,940,775.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,218,231.22 : 23,760,672.82 = 9,377,565.68 : x
  2. Step 2: Convert to fraction form
    17,218,231.22/23,760,672.82 = 9,377,565.68/x
  3. Step 3: Cross multiply
    17,218,231.22x = 23,760,672.82 × 9,377,565.68
  4. Step 4: Simplify right side
    17,218,231.22x = 222,817,269,970,540.81
  5. Step 5: Solve for x
    x = 222,817,269,970,540.81/17,218,231.22
  6. Step 6: Final answer
    x = 12,940,775.80

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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.