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Finding the Third Proportional to 8,874,122 and 12,681,327

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Solution

The third proportional to 8,874,122 and 12,681,327 is: 18,121,911.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,874,122 : 12,681,327 = 12,681,327 : x
  2. Step 2: Convert to fraction form
    8,874,122/12,681,327 = 12,681,327/x
  3. Step 3: Cross multiply
    8,874,122x = 12,681,327 × 12,681,327
  4. Step 4: Simplify right side
    8,874,122x = 160,816,054,480,929
  5. Step 5: Solve for x
    x = 160,816,054,480,929/8,874,122
  6. Step 6: Final answer
    x = 18,121,911.61

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.