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Finding the Third Proportional to 11,817,508 and 25,705,560

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Solution

The third proportional to 11,817,508 and 25,705,560 is: 55,914,987.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,817,508 : 25,705,560 = 25,705,560 : x
  2. Step 2: Convert to fraction form
    11,817,508/25,705,560 = 25,705,560/x
  3. Step 3: Cross multiply
    11,817,508x = 25,705,560 × 25,705,560
  4. Step 4: Simplify right side
    11,817,508x = 660,775,814,913,600
  5. Step 5: Solve for x
    x = 660,775,814,913,600/11,817,508
  6. Step 6: Final answer
    x = 55,914,987.74

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.