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Finding the Third Proportional to 12,878,798 and 26,815,132

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Solution

The third proportional to 12,878,798 and 26,815,132 is: 55,832,175.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,878,798 : 26,815,132 = 26,815,132 : x
  2. Step 2: Convert to fraction form
    12,878,798/26,815,132 = 26,815,132/x
  3. Step 3: Cross multiply
    12,878,798x = 26,815,132 × 26,815,132
  4. Step 4: Simplify right side
    12,878,798x = 719,051,304,177,424
  5. Step 5: Solve for x
    x = 719,051,304,177,424/12,878,798
  6. Step 6: Final answer
    x = 55,832,175.04

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.