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Finding the Third Proportional to 12,878,797.50 and 26,815,131

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Solution

The third proportional to 12,878,797.50 and 26,815,131 is: 55,832,173.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,878,797.50 : 26,815,131 = 26,815,131 : x
  2. Step 2: Convert to fraction form
    12,878,797.50/26,815,131 = 26,815,131/x
  3. Step 3: Cross multiply
    12,878,797.50x = 26,815,131 × 26,815,131
  4. Step 4: Simplify right side
    12,878,797.50x = 719,051,250,547,161
  5. Step 5: Solve for x
    x = 719,051,250,547,161/12,878,797.50
  6. Step 6: Final answer
    x = 55,832,173.04

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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.