Home / 6,278,982.80-9,418,474.20-3,246,342.80

Finding the Fourth Proportional to 6,278,982.80, 9,418,474.20 and 3,246,342.80

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Solution

The fourth proportional to 6,278,982.80, 9,418,474.20 and 3,246,342.80 is: 4,869,514.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278,982.80 : 9,418,474.20 = 3,246,342.80 : x
  2. Step 2: Convert to fraction form
    6,278,982.80/9,418,474.20 = 3,246,342.80/x
  3. Step 3: Cross multiply
    6,278,982.80x = 9,418,474.20 × 3,246,342.80
  4. Step 4: Simplify right side
    6,278,982.80x = 30,575,595,906,155.75
  5. Step 5: Solve for x
    x = 30,575,595,906,155.75/6,278,982.80
  6. Step 6: Final answer
    x = 4,869,514.20

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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.