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Finding the Third Proportional to 17,727,815 and 38,103,952

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Solution

The third proportional to 17,727,815 and 38,103,952 is: 81,900,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,727,815 : 38,103,952 = 38,103,952 : x
  2. Step 2: Convert to fraction form
    17,727,815/38,103,952 = 38,103,952/x
  3. Step 3: Cross multiply
    17,727,815x = 38,103,952 × 38,103,952
  4. Step 4: Simplify right side
    17,727,815x = 1,451,911,158,018,304
  5. Step 5: Solve for x
    x = 1,451,911,158,018,304/17,727,815
  6. Step 6: Final answer
    x = 81,900,175.40

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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.