Home / 8,568,597.60-11,821,561.74-5,629,997.52

Finding the Fourth Proportional to 8,568,597.60, 11,821,561.74 and 5,629,997.52

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Solution

The fourth proportional to 8,568,597.60, 11,821,561.74 and 5,629,997.52 is: 7,767,357.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,568,597.60 : 11,821,561.74 = 5,629,997.52 : x
  2. Step 2: Convert to fraction form
    8,568,597.60/11,821,561.74 = 5,629,997.52/x
  3. Step 3: Cross multiply
    8,568,597.60x = 11,821,561.74 × 5,629,997.52
  4. Step 4: Simplify right side
    8,568,597.60x = 66,555,363,278,726.88
  5. Step 5: Solve for x
    x = 66,555,363,278,726.88/8,568,597.60
  6. Step 6: Final answer
    x = 7,767,357.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.