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Finding the Third Proportional to 8,685,126 and 18,562,941

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Solution

The third proportional to 8,685,126 and 18,562,941 is: 39,675,046.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,685,126 : 18,562,941 = 18,562,941 : x
  2. Step 2: Convert to fraction form
    8,685,126/18,562,941 = 18,562,941/x
  3. Step 3: Cross multiply
    8,685,126x = 18,562,941 × 18,562,941
  4. Step 4: Simplify right side
    8,685,126x = 344,582,778,569,481
  5. Step 5: Solve for x
    x = 344,582,778,569,481/8,685,126
  6. Step 6: Final answer
    x = 39,675,046.58

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.