Home / 6,264,043.20-9,396,064.80-5,550,206.40

Finding the Fourth Proportional to 6,264,043.20, 9,396,064.80 and 5,550,206.40

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Solution

The fourth proportional to 6,264,043.20, 9,396,064.80 and 5,550,206.40 is: 8,325,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,264,043.20 : 9,396,064.80 = 5,550,206.40 : x
  2. Step 2: Convert to fraction form
    6,264,043.20/9,396,064.80 = 5,550,206.40/x
  3. Step 3: Cross multiply
    6,264,043.20x = 9,396,064.80 × 5,550,206.40
  4. Step 4: Simplify right side
    6,264,043.20x = 52,150,098,987,774.73
  5. Step 5: Solve for x
    x = 52,150,098,987,774.73/6,264,043.20
  6. Step 6: Final answer
    x = 8,325,309.60

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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.