Home / 7,695,001.20-11,543,538.60-2,647,858.80

Finding the Fourth Proportional to 7,695,001.20, 11,543,538.60 and 2,647,858.80

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Solution

The fourth proportional to 7,695,001.20, 11,543,538.60 and 2,647,858.80 is: 3,972,144.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695,001.20 : 11,543,538.60 = 2,647,858.80 : x
  2. Step 2: Convert to fraction form
    7,695,001.20/11,543,538.60 = 2,647,858.80/x
  3. Step 3: Cross multiply
    7,695,001.20x = 11,543,538.60 × 2,647,858.80
  4. Step 4: Simplify right side
    7,695,001.20x = 30,565,660,265,149.68
  5. Step 5: Solve for x
    x = 30,565,660,265,149.68/7,695,001.20
  6. Step 6: Final answer
    x = 3,972,144.96

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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.