Home / 9,906,000.60-14,859,000.90-6,504,778.20

Finding the Fourth Proportional to 9,906,000.60, 14,859,000.90 and 6,504,778.20

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Solution

The fourth proportional to 9,906,000.60, 14,859,000.90 and 6,504,778.20 is: 9,757,167.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,906,000.60 : 14,859,000.90 = 6,504,778.20 : x
  2. Step 2: Convert to fraction form
    9,906,000.60/14,859,000.90 = 6,504,778.20/x
  3. Step 3: Cross multiply
    9,906,000.60x = 14,859,000.90 × 6,504,778.20
  4. Step 4: Simplify right side
    9,906,000.60x = 96,654,505,128,100.39
  5. Step 5: Solve for x
    x = 96,654,505,128,100.39/9,906,000.60
  6. Step 6: Final answer
    x = 9,757,167.30

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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.