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Finding the Third Proportional to 5,428,863 and 11,304,306

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Solution

The third proportional to 5,428,863 and 11,304,306 is: 23,538,507.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,428,863 : 11,304,306 = 11,304,306 : x
  2. Step 2: Convert to fraction form
    5,428,863/11,304,306 = 11,304,306/x
  3. Step 3: Cross multiply
    5,428,863x = 11,304,306 × 11,304,306
  4. Step 4: Simplify right side
    5,428,863x = 127,787,334,141,636
  5. Step 5: Solve for x
    x = 127,787,334,141,636/5,428,863
  6. Step 6: Final answer
    x = 23,538,507.81

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.