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Finding the Third Proportional to 18,277,304 and 40,142,040

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Solution

The third proportional to 18,277,304 and 40,142,040 is: 88,163,077.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,277,304 : 40,142,040 = 40,142,040 : x
  2. Step 2: Convert to fraction form
    18,277,304/40,142,040 = 40,142,040/x
  3. Step 3: Cross multiply
    18,277,304x = 40,142,040 × 40,142,040
  4. Step 4: Simplify right side
    18,277,304x = 1,611,383,375,361,600
  5. Step 5: Solve for x
    x = 1,611,383,375,361,600/18,277,304
  6. Step 6: Final answer
    x = 88,163,077.85

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.