Home / 18,279,394.47-27,392,187.50-8,034,872.75

Finding the Fourth Proportional to 18,279,394.47, 27,392,187.50 and 8,034,872.75

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Solution

The fourth proportional to 18,279,394.47, 27,392,187.50 and 8,034,872.75 is: 12,040,483.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,279,394.47 : 27,392,187.50 = 8,034,872.75 : x
  2. Step 2: Convert to fraction form
    18,279,394.47/27,392,187.50 = 8,034,872.75/x
  3. Step 3: Cross multiply
    18,279,394.47x = 27,392,187.50 × 8,034,872.75
  4. Step 4: Simplify right side
    18,279,394.47x = 220,092,740,729,505.34
  5. Step 5: Solve for x
    x = 220,092,740,729,505.34/18,279,394.47
  6. Step 6: Final answer
    x = 12,040,483.13

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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.