Home / 7,659,729.20-11,489,593.80-4,468,458.80

Finding the Fourth Proportional to 7,659,729.20, 11,489,593.80 and 4,468,458.80

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Solution

The fourth proportional to 7,659,729.20, 11,489,593.80 and 4,468,458.80 is: 6,702,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659,729.20 : 11,489,593.80 = 4,468,458.80 : x
  2. Step 2: Convert to fraction form
    7,659,729.20/11,489,593.80 = 4,468,458.80/x
  3. Step 3: Cross multiply
    7,659,729.20x = 11,489,593.80 × 4,468,458.80
  4. Step 4: Simplify right side
    7,659,729.20x = 51,340,776,524,035.44
  5. Step 5: Solve for x
    x = 51,340,776,524,035.44/7,659,729.20
  6. Step 6: Final answer
    x = 6,702,688.20

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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.