Home / 43,469,698.80-65,204,083.20-11,121,344.40

Finding the Fourth Proportional to 43,469,698.80, 65,204,083.20 and 11,121,344.40

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Solution

The fourth proportional to 43,469,698.80, 65,204,083.20 and 11,121,344.40 is: 16,681,897.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,469,698.80 : 65,204,083.20 = 11,121,344.40 : x
  2. Step 2: Convert to fraction form
    43,469,698.80/65,204,083.20 = 11,121,344.40/x
  3. Step 3: Cross multiply
    43,469,698.80x = 65,204,083.20 × 11,121,344.40
  4. Step 4: Simplify right side
    43,469,698.80x = 725,157,065,553,454.12
  5. Step 5: Solve for x
    x = 725,157,065,553,454.12/43,469,698.80
  6. Step 6: Final answer
    x = 16,681,897.63

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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.