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Finding the Third Proportional to 7,989,518 and 11,304,930

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Solution

The third proportional to 7,989,518 and 11,304,930 is: 15,996,139.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,989,518 : 11,304,930 = 11,304,930 : x
  2. Step 2: Convert to fraction form
    7,989,518/11,304,930 = 11,304,930/x
  3. Step 3: Cross multiply
    7,989,518x = 11,304,930 × 11,304,930
  4. Step 4: Simplify right side
    7,989,518x = 127,801,442,304,900
  5. Step 5: Solve for x
    x = 127,801,442,304,900/7,989,518
  6. Step 6: Final answer
    x = 15,996,139.23

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.