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Finding the Third Proportional to 18,873,908 and 41,280,280

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Solution

The third proportional to 18,873,908 and 41,280,280 is: 90,286,628.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,873,908 : 41,280,280 = 41,280,280 : x
  2. Step 2: Convert to fraction form
    18,873,908/41,280,280 = 41,280,280/x
  3. Step 3: Cross multiply
    18,873,908x = 41,280,280 × 41,280,280
  4. Step 4: Simplify right side
    18,873,908x = 1,704,061,516,878,400
  5. Step 5: Solve for x
    x = 1,704,061,516,878,400/18,873,908
  6. Step 6: Final answer
    x = 90,286,628.34

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.