Home / 43,165,949.20-64,748,923.80-11,253,245.20

Finding the Fourth Proportional to 43,165,949.20, 64,748,923.80 and 11,253,245.20

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Solution

The fourth proportional to 43,165,949.20, 64,748,923.80 and 11,253,245.20 is: 16,879,867.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,165,949.20 : 64,748,923.80 = 11,253,245.20 : x
  2. Step 2: Convert to fraction form
    43,165,949.20/64,748,923.80 = 11,253,245.20/x
  3. Step 3: Cross multiply
    43,165,949.20x = 64,748,923.80 × 11,253,245.20
  4. Step 4: Simplify right side
    43,165,949.20x = 728,635,515,957,515.62
  5. Step 5: Solve for x
    x = 728,635,515,957,515.62/43,165,949.20
  6. Step 6: Final answer
    x = 16,879,867.80

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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.