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Finding the Third Proportional to 12,797,712 and 18,108,370

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Solution

The third proportional to 12,797,712 and 18,108,370 is: 25,622,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,797,712 : 18,108,370 = 18,108,370 : x
  2. Step 2: Convert to fraction form
    12,797,712/18,108,370 = 18,108,370/x
  3. Step 3: Cross multiply
    12,797,712x = 18,108,370 × 18,108,370
  4. Step 4: Simplify right side
    12,797,712x = 327,913,064,056,900
  5. Step 5: Solve for x
    x = 327,913,064,056,900/12,797,712
  6. Step 6: Final answer
    x = 25,622,788.20

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.