Home / 13,474,347.35-20,204,139.89-6,635,882.66

Finding the Fourth Proportional to 13,474,347.35, 20,204,139.89 and 6,635,882.66

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Solution

The fourth proportional to 13,474,347.35, 20,204,139.89 and 6,635,882.66 is: 9,950,188.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474,347.35 : 20,204,139.89 = 6,635,882.66 : x
  2. Step 2: Convert to fraction form
    13,474,347.35/20,204,139.89 = 6,635,882.66/x
  3. Step 3: Cross multiply
    13,474,347.35x = 20,204,139.89 × 6,635,882.66
  4. Step 4: Simplify right side
    13,474,347.35x = 134,072,301,422,065.20
  5. Step 5: Solve for x
    x = 134,072,301,422,065.20/13,474,347.35
  6. Step 6: Final answer
    x = 9,950,188.90

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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.