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Finding the Third Proportional to 8,791,886 and 18,745,060

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Solution

The third proportional to 8,791,886 and 18,745,060 is: 39,966,086.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791,886 : 18,745,060 = 18,745,060 : x
  2. Step 2: Convert to fraction form
    8,791,886/18,745,060 = 18,745,060/x
  3. Step 3: Cross multiply
    8,791,886x = 18,745,060 × 18,745,060
  4. Step 4: Simplify right side
    8,791,886x = 351,377,274,403,600
  5. Step 5: Solve for x
    x = 351,377,274,403,600/8,791,886
  6. Step 6: Final answer
    x = 39,966,086.28

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.