Home / 36,396,987.90-54,595,481.85-28,265,940.60

Finding the Fourth Proportional to 36,396,987.90, 54,595,481.85 and 28,265,940.60

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Solution

The fourth proportional to 36,396,987.90, 54,595,481.85 and 28,265,940.60 is: 42,398,910.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,396,987.90 : 54,595,481.85 = 28,265,940.60 : x
  2. Step 2: Convert to fraction form
    36,396,987.90/54,595,481.85 = 28,265,940.60/x
  3. Step 3: Cross multiply
    36,396,987.90x = 54,595,481.85 × 28,265,940.60
  4. Step 4: Simplify right side
    36,396,987.90x = 1,543,192,647,000,478.25
  5. Step 5: Solve for x
    x = 1,543,192,647,000,478.25/36,396,987.90
  6. Step 6: Final answer
    x = 42,398,910.90

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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.