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Finding the Third Proportional to 8,425,611 and 18,149,070

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Solution

The third proportional to 8,425,611 and 18,149,070 is: 39,093,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,425,611 : 18,149,070 = 18,149,070 : x
  2. Step 2: Convert to fraction form
    8,425,611/18,149,070 = 18,149,070/x
  3. Step 3: Cross multiply
    8,425,611x = 18,149,070 × 18,149,070
  4. Step 4: Simplify right side
    8,425,611x = 329,388,741,864,900
  5. Step 5: Solve for x
    x = 329,388,741,864,900/8,425,611
  6. Step 6: Final answer
    x = 39,093,751.40

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.