Home / 36,207,252.90-54,240,020.55-21,787,487.10

Finding the Fourth Proportional to 36,207,252.90, 54,240,020.55 and 21,787,487.10

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Solution

The fourth proportional to 36,207,252.90, 54,240,020.55 and 21,787,487.10 is: 32,638,591.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,207,252.90 : 54,240,020.55 = 21,787,487.10 : x
  2. Step 2: Convert to fraction form
    36,207,252.90/54,240,020.55 = 21,787,487.10/x
  3. Step 3: Cross multiply
    36,207,252.90x = 54,240,020.55 × 21,787,487.10
  4. Step 4: Simplify right side
    36,207,252.90x = 1,181,753,748,036,860
  5. Step 5: Solve for x
    x = 1,181,753,748,036,860/36,207,252.90
  6. Step 6: Final answer
    x = 32,638,591.81

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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.