Home / 20,094,609.16-27,729,723.54-11,393,369.92

Finding the Fourth Proportional to 20,094,609.16, 27,729,723.54 and 11,393,369.92

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Solution

The fourth proportional to 20,094,609.16, 27,729,723.54 and 11,393,369.92 is: 15,722,375.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,094,609.16 : 27,729,723.54 = 11,393,369.92 : x
  2. Step 2: Convert to fraction form
    20,094,609.16/27,729,723.54 = 11,393,369.92/x
  3. Step 3: Cross multiply
    20,094,609.16x = 27,729,723.54 × 11,393,369.92
  4. Step 4: Simplify right side
    20,094,609.16x = 315,934,998,070,551.88
  5. Step 5: Solve for x
    x = 315,934,998,070,551.88/20,094,609.16
  6. Step 6: Final answer
    x = 15,722,375.86

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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.