Home / 87,708,016.72-131,561,666.51-22,129,308.14

Finding the Fourth Proportional to 87,708,016.72, 131,561,666.51 and 22,129,308.14

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Solution

The fourth proportional to 87,708,016.72, 131,561,666.51 and 22,129,308.14 is: 33,193,871.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,708,016.72 : 131,561,666.51 = 22,129,308.14 : x
  2. Step 2: Convert to fraction form
    87,708,016.72/131,561,666.51 = 22,129,308.14/x
  3. Step 3: Cross multiply
    87,708,016.72x = 131,561,666.51 × 22,129,308.14
  4. Step 4: Simplify right side
    87,708,016.72x = 2,911,368,656,843,253.50
  5. Step 5: Solve for x
    x = 2,911,368,656,843,253.50/87,708,016.72
  6. Step 6: Final answer
    x = 33,193,871.73

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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.