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Finding the Third Proportional to 8,574,538 and 13,270,839

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Solution

The third proportional to 8,574,538 and 13,270,839 is: 20,539,318.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,574,538 : 13,270,839 = 13,270,839 : x
  2. Step 2: Convert to fraction form
    8,574,538/13,270,839 = 13,270,839/x
  3. Step 3: Cross multiply
    8,574,538x = 13,270,839 × 13,270,839
  4. Step 4: Simplify right side
    8,574,538x = 176,115,167,763,921
  5. Step 5: Solve for x
    x = 176,115,167,763,921/8,574,538
  6. Step 6: Final answer
    x = 20,539,318.59

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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.