Home / 6,646,045.20-9,969,067.80-5,583,163.20

Finding the Fourth Proportional to 6,646,045.20, 9,969,067.80 and 5,583,163.20

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Solution

The fourth proportional to 6,646,045.20, 9,969,067.80 and 5,583,163.20 is: 8,374,744.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646,045.20 : 9,969,067.80 = 5,583,163.20 : x
  2. Step 2: Convert to fraction form
    6,646,045.20/9,969,067.80 = 5,583,163.20/x
  3. Step 3: Cross multiply
    6,646,045.20x = 9,969,067.80 × 5,583,163.20
  4. Step 4: Simplify right side
    6,646,045.20x = 55,658,932,479,264.97
  5. Step 5: Solve for x
    x = 55,658,932,479,264.97/6,646,045.20
  6. Step 6: Final answer
    x = 8,374,744.80

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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.