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Finding the Third Proportional to 17,929,728 and 26,912,952

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Solution

The third proportional to 17,929,728 and 26,912,952 is: 40,396,986.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,929,728 : 26,912,952 = 26,912,952 : x
  2. Step 2: Convert to fraction form
    17,929,728/26,912,952 = 26,912,952/x
  3. Step 3: Cross multiply
    17,929,728x = 26,912,952 × 26,912,952
  4. Step 4: Simplify right side
    17,929,728x = 724,306,985,354,304
  5. Step 5: Solve for x
    x = 724,306,985,354,304/17,929,728
  6. Step 6: Final answer
    x = 40,396,986.80

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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.