Home / 12,269,604.60-18,404,234.10-5,538,007.80

Finding the Fourth Proportional to 12,269,604.60, 18,404,234.10 and 5,538,007.80

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Solution

The fourth proportional to 12,269,604.60, 18,404,234.10 and 5,538,007.80 is: 8,306,933.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,269,604.60 : 18,404,234.10 = 5,538,007.80 : x
  2. Step 2: Convert to fraction form
    12,269,604.60/18,404,234.10 = 5,538,007.80/x
  3. Step 3: Cross multiply
    12,269,604.60x = 18,404,234.10 × 5,538,007.80
  4. Step 4: Simplify right side
    12,269,604.60x = 101,922,791,998,825.98
  5. Step 5: Solve for x
    x = 101,922,791,998,825.98/12,269,604.60
  6. Step 6: Final answer
    x = 8,306,933.71

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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.