Home / 13,741,464.30-20,620,069.65-5,227,910.70

Finding the Fourth Proportional to 13,741,464.30, 20,620,069.65 and 5,227,910.70

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Solution

The fourth proportional to 13,741,464.30, 20,620,069.65 and 5,227,910.70 is: 7,844,861.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,741,464.30 : 20,620,069.65 = 5,227,910.70 : x
  2. Step 2: Convert to fraction form
    13,741,464.30/20,620,069.65 = 5,227,910.70/x
  3. Step 3: Cross multiply
    13,741,464.30x = 20,620,069.65 × 5,227,910.70
  4. Step 4: Simplify right side
    13,741,464.30x = 107,799,882,757,980.25
  5. Step 5: Solve for x
    x = 107,799,882,757,980.25/13,741,464.30
  6. Step 6: Final answer
    x = 7,844,861.39

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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.