Home / 8,275,889.28-12,419,542.56-2,884,584.96

Finding the Fourth Proportional to 8,275,889.28, 12,419,542.56 and 2,884,584.96

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Solution

The fourth proportional to 8,275,889.28, 12,419,542.56 and 2,884,584.96 is: 4,328,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275,889.28 : 12,419,542.56 = 2,884,584.96 : x
  2. Step 2: Convert to fraction form
    8,275,889.28/12,419,542.56 = 2,884,584.96/x
  3. Step 3: Cross multiply
    8,275,889.28x = 12,419,542.56 × 2,884,584.96
  4. Step 4: Simplify right side
    8,275,889.28x = 35,825,225,678,655.90
  5. Step 5: Solve for x
    x = 35,825,225,678,655.90/8,275,889.28
  6. Step 6: Final answer
    x = 4,328,867.20

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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.