Home / 36,244,927.20-54,367,390.80-20,120,613.60

Finding the Fourth Proportional to 36,244,927.20, 54,367,390.80 and 20,120,613.60

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Solution

The fourth proportional to 36,244,927.20, 54,367,390.80 and 20,120,613.60 is: 30,180,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,244,927.20 : 54,367,390.80 = 20,120,613.60 : x
  2. Step 2: Convert to fraction form
    36,244,927.20/54,367,390.80 = 20,120,613.60/x
  3. Step 3: Cross multiply
    36,244,927.20x = 54,367,390.80 × 20,120,613.60
  4. Step 4: Simplify right side
    36,244,927.20x = 1,093,905,262,726,994.88
  5. Step 5: Solve for x
    x = 1,093,905,262,726,994.88/36,244,927.20
  6. Step 6: Final answer
    x = 30,180,920.40

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1.5x scale

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.