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Finding the Third Proportional to 13,349,530 and 20,680,167

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Solution

The third proportional to 13,349,530 and 20,680,167 is: 32,036,281.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349,530 : 20,680,167 = 20,680,167 : x
  2. Step 2: Convert to fraction form
    13,349,530/20,680,167 = 20,680,167/x
  3. Step 3: Cross multiply
    13,349,530x = 20,680,167 × 20,680,167
  4. Step 4: Simplify right side
    13,349,530x = 427,669,307,147,889
  5. Step 5: Solve for x
    x = 427,669,307,147,889/13,349,530
  6. Step 6: Final answer
    x = 32,036,281.96

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.