Home / 17,613,286.80-26,419,930.20-12,238,515.60

Finding the Fourth Proportional to 17,613,286.80, 26,419,930.20 and 12,238,515.60

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Solution

The fourth proportional to 17,613,286.80, 26,419,930.20 and 12,238,515.60 is: 18,357,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,613,286.80 : 26,419,930.20 = 12,238,515.60 : x
  2. Step 2: Convert to fraction form
    17,613,286.80/26,419,930.20 = 12,238,515.60/x
  3. Step 3: Cross multiply
    17,613,286.80x = 26,419,930.20 × 12,238,515.60
  4. Step 4: Simplify right side
    17,613,286.80x = 323,340,727,903,611.12
  5. Step 5: Solve for x
    x = 323,340,727,903,611.12/17,613,286.80
  6. Step 6: Final answer
    x = 18,357,773.40

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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.