Home / 12,588,766.93-18,883,150.38-8,327,938.71

Finding the Fourth Proportional to 12,588,766.93, 18,883,150.38 and 8,327,938.71

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Solution

The fourth proportional to 12,588,766.93, 18,883,150.38 and 8,327,938.71 is: 12,491,908.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,588,766.93 : 18,883,150.38 = 8,327,938.71 : x
  2. Step 2: Convert to fraction form
    12,588,766.93/18,883,150.38 = 8,327,938.71/x
  3. Step 3: Cross multiply
    12,588,766.93x = 18,883,150.38 × 8,327,938.71
  4. Step 4: Simplify right side
    12,588,766.93x = 157,257,719,016,353.19
  5. Step 5: Solve for x
    x = 157,257,719,016,353.19/12,588,766.93
  6. Step 6: Final answer
    x = 12,491,908.06

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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.