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Finding the Third Proportional to 18,662,874 and 26,687,942

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Solution

The third proportional to 18,662,874 and 26,687,942 is: 38,163,803.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,662,874 : 26,687,942 = 26,687,942 : x
  2. Step 2: Convert to fraction form
    18,662,874/26,687,942 = 26,687,942/x
  3. Step 3: Cross multiply
    18,662,874x = 26,687,942 × 26,687,942
  4. Step 4: Simplify right side
    18,662,874x = 712,246,248,195,364
  5. Step 5: Solve for x
    x = 712,246,248,195,364/18,662,874
  6. Step 6: Final answer
    x = 38,163,803.08

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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.