Home / 36,098,760.72-54,121,211.28-21,718,459.20

Finding the Fourth Proportional to 36,098,760.72, 54,121,211.28 and 21,718,459.20

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Solution

The fourth proportional to 36,098,760.72, 54,121,211.28 and 21,718,459.20 is: 32,561,486.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,098,760.72 : 54,121,211.28 = 21,718,459.20 : x
  2. Step 2: Convert to fraction form
    36,098,760.72/54,121,211.28 = 21,718,459.20/x
  3. Step 3: Cross multiply
    36,098,760.72x = 54,121,211.28 × 21,718,459.20
  4. Step 4: Simplify right side
    36,098,760.72x = 1,175,429,319,039,259.75
  5. Step 5: Solve for x
    x = 1,175,429,319,039,259.75/36,098,760.72
  6. Step 6: Final answer
    x = 32,561,486.75

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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.