Home / 6,456,031.20-9,684,046.80-3,096,799.20

Finding the Fourth Proportional to 6,456,031.20, 9,684,046.80 and 3,096,799.20

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Solution

The fourth proportional to 6,456,031.20, 9,684,046.80 and 3,096,799.20 is: 4,645,198.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456,031.20 : 9,684,046.80 = 3,096,799.20 : x
  2. Step 2: Convert to fraction form
    6,456,031.20/9,684,046.80 = 3,096,799.20/x
  3. Step 3: Cross multiply
    6,456,031.20x = 9,684,046.80 × 3,096,799.20
  4. Step 4: Simplify right side
    6,456,031.20x = 29,989,548,383,002.56
  5. Step 5: Solve for x
    x = 29,989,548,383,002.56/6,456,031.20
  6. Step 6: Final answer
    x = 4,645,198.80

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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.