Home / 14,942,213.72-20,625,414.72-8,749,251.17

Finding the Fourth Proportional to 14,942,213.72, 20,625,414.72 and 8,749,251.17

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Solution

The fourth proportional to 14,942,213.72, 20,625,414.72 and 8,749,251.17 is: 12,076,987.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,942,213.72 : 20,625,414.72 = 8,749,251.17 : x
  2. Step 2: Convert to fraction form
    14,942,213.72/20,625,414.72 = 8,749,251.17/x
  3. Step 3: Cross multiply
    14,942,213.72x = 20,625,414.72 × 8,749,251.17
  4. Step 4: Simplify right side
    14,942,213.72x = 180,456,933,870,695.22
  5. Step 5: Solve for x
    x = 180,456,933,870,695.22/14,942,213.72
  6. Step 6: Final answer
    x = 12,076,987.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.