Home / 43,469,704.80-65,204,092.20-11,121,350.40

Finding the Fourth Proportional to 43,469,704.80, 65,204,092.20 and 11,121,350.40

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Solution

The fourth proportional to 43,469,704.80, 65,204,092.20 and 11,121,350.40 is: 16,681,906.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,469,704.80 : 65,204,092.20 = 11,121,350.40 : x
  2. Step 2: Convert to fraction form
    43,469,704.80/65,204,092.20 = 11,121,350.40/x
  3. Step 3: Cross multiply
    43,469,704.80x = 65,204,092.20 × 11,121,350.40
  4. Step 4: Simplify right side
    43,469,704.80x = 725,157,556,870,106.88
  5. Step 5: Solve for x
    x = 725,157,556,870,106.88/43,469,704.80
  6. Step 6: Final answer
    x = 16,681,906.63

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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.