Home / 10,926,778.20-16,390,167.30-10,366,906.20

Finding the Fourth Proportional to 10,926,778.20, 16,390,167.30 and 10,366,906.20

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Solution

The fourth proportional to 10,926,778.20, 16,390,167.30 and 10,366,906.20 is: 15,550,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926,778.20 : 16,390,167.30 = 10,366,906.20 : x
  2. Step 2: Convert to fraction form
    10,926,778.20/16,390,167.30 = 10,366,906.20/x
  3. Step 3: Cross multiply
    10,926,778.20x = 16,390,167.30 × 10,366,906.20
  4. Step 4: Simplify right side
    10,926,778.20x = 169,915,327,001,407.25
  5. Step 5: Solve for x
    x = 169,915,327,001,407.25/10,926,778.20
  6. Step 6: Final answer
    x = 15,550,359.30

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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.