Home / 7,272,016.80-10,908,025.20-3,228,496.80

Finding the Fourth Proportional to 7,272,016.80, 10,908,025.20 and 3,228,496.80

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Solution

The fourth proportional to 7,272,016.80, 10,908,025.20 and 3,228,496.80 is: 4,842,745.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272,016.80 : 10,908,025.20 = 3,228,496.80 : x
  2. Step 2: Convert to fraction form
    7,272,016.80/10,908,025.20 = 3,228,496.80/x
  3. Step 3: Cross multiply
    7,272,016.80x = 10,908,025.20 × 3,228,496.80
  4. Step 4: Simplify right side
    7,272,016.80x = 35,216,524,452,519.36
  5. Step 5: Solve for x
    x = 35,216,524,452,519.36/7,272,016.80
  6. Step 6: Final answer
    x = 4,842,745.20

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Double scale
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Similar ratio
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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.