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Finding the Third Proportional to 8,786,042 and 18,922,246

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Solution

The third proportional to 8,786,042 and 18,922,246 is: 40,752,297.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,786,042 : 18,922,246 = 18,922,246 : x
  2. Step 2: Convert to fraction form
    8,786,042/18,922,246 = 18,922,246/x
  3. Step 3: Cross multiply
    8,786,042x = 18,922,246 × 18,922,246
  4. Step 4: Simplify right side
    8,786,042x = 358,051,393,684,516
  5. Step 5: Solve for x
    x = 358,051,393,684,516/8,786,042
  6. Step 6: Final answer
    x = 40,752,297.07

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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.