Home / 13,941,985.20-20,895,163.92-11,247,581.04

Finding the Fourth Proportional to 13,941,985.20, 20,895,163.92 and 11,247,581.04

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Solution

The fourth proportional to 13,941,985.20, 20,895,163.92 and 11,247,581.04 is: 16,857,000.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941,985.20 : 20,895,163.92 = 11,247,581.04 : x
  2. Step 2: Convert to fraction form
    13,941,985.20/20,895,163.92 = 11,247,581.04/x
  3. Step 3: Cross multiply
    13,941,985.20x = 20,895,163.92 × 11,247,581.04
  4. Step 4: Simplify right side
    13,941,985.20x = 235,020,049,534,284.09
  5. Step 5: Solve for x
    x = 235,020,049,534,284.09/13,941,985.20
  6. Step 6: Final answer
    x = 16,857,000.36

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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.