Home / 6,626,400.60-9,939,600.90-4,925,789.40

Finding the Fourth Proportional to 6,626,400.60, 9,939,600.90 and 4,925,789.40

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Solution

The fourth proportional to 6,626,400.60, 9,939,600.90 and 4,925,789.40 is: 7,388,684.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626,400.60 : 9,939,600.90 = 4,925,789.40 : x
  2. Step 2: Convert to fraction form
    6,626,400.60/9,939,600.90 = 4,925,789.40/x
  3. Step 3: Cross multiply
    6,626,400.60x = 9,939,600.90 × 4,925,789.40
  4. Step 4: Simplify right side
    6,626,400.60x = 48,960,380,753,450.47
  5. Step 5: Solve for x
    x = 48,960,380,753,450.47/6,626,400.60
  6. Step 6: Final answer
    x = 7,388,684.10

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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.