Home / 6,655,520.40-9,983,280.60-6,394,246.80

Finding the Fourth Proportional to 6,655,520.40, 9,983,280.60 and 6,394,246.80

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Solution

The fourth proportional to 6,655,520.40, 9,983,280.60 and 6,394,246.80 is: 9,591,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,655,520.40 : 9,983,280.60 = 6,394,246.80 : x
  2. Step 2: Convert to fraction form
    6,655,520.40/9,983,280.60 = 6,394,246.80/x
  3. Step 3: Cross multiply
    6,655,520.40x = 9,983,280.60 × 6,394,246.80
  4. Step 4: Simplify right side
    6,655,520.40x = 63,835,560,030,052.08
  5. Step 5: Solve for x
    x = 63,835,560,030,052.08/6,655,520.40
  6. Step 6: Final answer
    x = 9,591,370.20

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Similar ratio
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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.