Home / 12,330,663.62-18,500,103.10-4,134,116.92

Finding the Fourth Proportional to 12,330,663.62, 18,500,103.10 and 4,134,116.92

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Solution

The fourth proportional to 12,330,663.62, 18,500,103.10 and 4,134,116.92 is: 6,202,552.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,330,663.62 : 18,500,103.10 = 4,134,116.92 : x
  2. Step 2: Convert to fraction form
    12,330,663.62/18,500,103.10 = 4,134,116.92/x
  3. Step 3: Cross multiply
    12,330,663.62x = 18,500,103.10 × 4,134,116.92
  4. Step 4: Simplify right side
    12,330,663.62x = 76,481,589,247,454.45
  5. Step 5: Solve for x
    x = 76,481,589,247,454.45/12,330,663.62
  6. Step 6: Final answer
    x = 6,202,552.56

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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.