Home / 36,538,294.20-54,812,478.68-12,279,100.51

Finding the Fourth Proportional to 36,538,294.20, 54,812,478.68 and 12,279,100.51

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Solution

The fourth proportional to 36,538,294.20, 54,812,478.68 and 12,279,100.51 is: 18,420,343.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,538,294.20 : 54,812,478.68 = 12,279,100.51 : x
  2. Step 2: Convert to fraction form
    36,538,294.20/54,812,478.68 = 12,279,100.51/x
  3. Step 3: Cross multiply
    36,538,294.20x = 54,812,478.68 × 12,279,100.51
  4. Step 4: Simplify right side
    36,538,294.20x = 673,047,934,913,952.12
  5. Step 5: Solve for x
    x = 673,047,934,913,952.12/36,538,294.20
  6. Step 6: Final answer
    x = 18,420,343.63

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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.