Home / 9,906,019.40-14,859,029.10-8,488,843.40

Finding the Fourth Proportional to 9,906,019.40, 14,859,029.10 and 8,488,843.40

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Solution

The fourth proportional to 9,906,019.40, 14,859,029.10 and 8,488,843.40 is: 12,733,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,906,019.40 : 14,859,029.10 = 8,488,843.40 : x
  2. Step 2: Convert to fraction form
    9,906,019.40/14,859,029.10 = 8,488,843.40/x
  3. Step 3: Cross multiply
    9,906,019.40x = 14,859,029.10 × 8,488,843.40
  4. Step 4: Simplify right side
    9,906,019.40x = 126,135,971,105,942.94
  5. Step 5: Solve for x
    x = 126,135,971,105,942.94/9,906,019.40
  6. Step 6: Final answer
    x = 12,733,265.10

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Double scale
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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.