Home / 14,738,100.20-20,337,766.96-8,121,385.64

Finding the Fourth Proportional to 14,738,100.20, 20,337,766.96 and 8,121,385.64

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Solution

The fourth proportional to 14,738,100.20, 20,337,766.96 and 8,121,385.64 is: 11,207,065.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,738,100.20 : 20,337,766.96 = 8,121,385.64 : x
  2. Step 2: Convert to fraction form
    14,738,100.20/20,337,766.96 = 8,121,385.64/x
  3. Step 3: Cross multiply
    14,738,100.20x = 20,337,766.96 × 8,121,385.64
  4. Step 4: Simplify right side
    14,738,100.20x = 165,170,848,538,610.47
  5. Step 5: Solve for x
    x = 165,170,848,538,610.47/14,738,100.20
  6. Step 6: Final answer
    x = 11,207,065.11

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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.