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Finding the Third Proportional to 12,178,568 and 25,220,392

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Solution

The third proportional to 12,178,568 and 25,220,392 is: 52,228,486.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,178,568 : 25,220,392 = 25,220,392 : x
  2. Step 2: Convert to fraction form
    12,178,568/25,220,392 = 25,220,392/x
  3. Step 3: Cross multiply
    12,178,568x = 25,220,392 × 25,220,392
  4. Step 4: Simplify right side
    12,178,568x = 636,068,172,633,664
  5. Step 5: Solve for x
    x = 636,068,172,633,664/12,178,568
  6. Step 6: Final answer
    x = 52,228,486.36

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.