Home / 18,613,147.22-27,921,283.62-5,659,410.38

Finding the Fourth Proportional to 18,613,147.22, 27,921,283.62 and 5,659,410.38

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Solution

The fourth proportional to 18,613,147.22, 27,921,283.62 and 5,659,410.38 is: 8,489,590.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,613,147.22 : 27,921,283.62 = 5,659,410.38 : x
  2. Step 2: Convert to fraction form
    18,613,147.22/27,921,283.62 = 5,659,410.38/x
  3. Step 3: Cross multiply
    18,613,147.22x = 27,921,283.62 × 5,659,410.38
  4. Step 4: Simplify right side
    18,613,147.22x = 158,018,002,181,122.78
  5. Step 5: Solve for x
    x = 158,018,002,181,122.78/18,613,147.22
  6. Step 6: Final answer
    x = 8,489,590.74

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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.