Home / 13,930,892.56-20,886,799.20-7,094,231.92

Finding the Fourth Proportional to 13,930,892.56, 20,886,799.20 and 7,094,231.92

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Solution

The fourth proportional to 13,930,892.56, 20,886,799.20 and 7,094,231.92 is: 10,636,489.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,930,892.56 : 20,886,799.20 = 7,094,231.92 : x
  2. Step 2: Convert to fraction form
    13,930,892.56/20,886,799.20 = 7,094,231.92/x
  3. Step 3: Cross multiply
    13,930,892.56x = 20,886,799.20 × 7,094,231.92
  4. Step 4: Simplify right side
    13,930,892.56x = 148,175,797,591,270.47
  5. Step 5: Solve for x
    x = 148,175,797,591,270.47/13,930,892.56
  6. Step 6: Final answer
    x = 10,636,489.87

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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.