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Finding the Third Proportional to 7,610,279 and 11,479,931

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Solution

The third proportional to 7,610,279 and 11,479,931 is: 17,317,212.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,610,279 : 11,479,931 = 11,479,931 : x
  2. Step 2: Convert to fraction form
    7,610,279/11,479,931 = 11,479,931/x
  3. Step 3: Cross multiply
    7,610,279x = 11,479,931 × 11,479,931
  4. Step 4: Simplify right side
    7,610,279x = 131,788,815,764,761
  5. Step 5: Solve for x
    x = 131,788,815,764,761/7,610,279
  6. Step 6: Final answer
    x = 17,317,212.12

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.