Home / 12,393,002.46-18,592,657.08-7,279,756.82

Finding the Fourth Proportional to 12,393,002.46, 18,592,657.08 and 7,279,756.82

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Solution

The fourth proportional to 12,393,002.46, 18,592,657.08 and 7,279,756.82 is: 10,921,487.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393,002.46 : 18,592,657.08 = 7,279,756.82 : x
  2. Step 2: Convert to fraction form
    12,393,002.46/18,592,657.08 = 7,279,756.82/x
  3. Step 3: Cross multiply
    12,393,002.46x = 18,592,657.08 × 7,279,756.82
  4. Step 4: Simplify right side
    12,393,002.46x = 135,350,022,234,095.08
  5. Step 5: Solve for x
    x = 135,350,022,234,095.08/12,393,002.46
  6. Step 6: Final answer
    x = 10,921,487.56

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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.