Home / 17,964,335.82-26,966,646.82-7,189,147.20

Finding the Fourth Proportional to 17,964,335.82, 26,966,646.82 and 7,189,147.20

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Solution

The fourth proportional to 17,964,335.82, 26,966,646.82 and 7,189,147.20 is: 10,791,781.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,964,335.82 : 26,966,646.82 = 7,189,147.20 : x
  2. Step 2: Convert to fraction form
    17,964,335.82/26,966,646.82 = 7,189,147.20/x
  3. Step 3: Cross multiply
    17,964,335.82x = 26,966,646.82 × 7,189,147.20
  4. Step 4: Simplify right side
    17,964,335.82x = 193,867,193,479,391.91
  5. Step 5: Solve for x
    x = 193,867,193,479,391.91/17,964,335.82
  6. Step 6: Final answer
    x = 10,791,781.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.