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Finding the Third Proportional to 8,522,818 and 18,310,532

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Solution

The third proportional to 8,522,818 and 18,310,532 is: 39,338,582.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,522,818 : 18,310,532 = 18,310,532 : x
  2. Step 2: Convert to fraction form
    8,522,818/18,310,532 = 18,310,532/x
  3. Step 3: Cross multiply
    8,522,818x = 18,310,532 × 18,310,532
  4. Step 4: Simplify right side
    8,522,818x = 335,275,582,123,024
  5. Step 5: Solve for x
    x = 335,275,582,123,024/8,522,818
  6. Step 6: Final answer
    x = 39,338,582.86

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.