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Finding the Third Proportional to 8,324,106 and 18,238,890

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Solution

The third proportional to 8,324,106 and 18,238,890 is: 39,963,103.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,324,106 : 18,238,890 = 18,238,890 : x
  2. Step 2: Convert to fraction form
    8,324,106/18,238,890 = 18,238,890/x
  3. Step 3: Cross multiply
    8,324,106x = 18,238,890 × 18,238,890
  4. Step 4: Simplify right side
    8,324,106x = 332,657,108,432,100
  5. Step 5: Solve for x
    x = 332,657,108,432,100/8,324,106
  6. Step 6: Final answer
    x = 39,963,103.36

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.