Home / 36,244,870.20-54,367,305.30-20,120,556.60

Finding the Fourth Proportional to 36,244,870.20, 54,367,305.30 and 20,120,556.60

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Solution

The fourth proportional to 36,244,870.20, 54,367,305.30 and 20,120,556.60 is: 30,180,834.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,244,870.20 : 54,367,305.30 = 20,120,556.60 : x
  2. Step 2: Convert to fraction form
    36,244,870.20/54,367,305.30 = 20,120,556.60/x
  3. Step 3: Cross multiply
    36,244,870.20x = 54,367,305.30 × 20,120,556.60
  4. Step 4: Simplify right side
    36,244,870.20x = 1,093,900,443,478,130
  5. Step 5: Solve for x
    x = 1,093,900,443,478,130/36,244,870.20
  6. Step 6: Final answer
    x = 30,180,834.90

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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.