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Finding the Third Proportional to 18,248,966 and 28,247,007

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Solution

The third proportional to 18,248,966 and 28,247,007 is: 43,722,663.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,248,966 : 28,247,007 = 28,247,007 : x
  2. Step 2: Convert to fraction form
    18,248,966/28,247,007 = 28,247,007/x
  3. Step 3: Cross multiply
    18,248,966x = 28,247,007 × 28,247,007
  4. Step 4: Simplify right side
    18,248,966x = 797,893,404,458,049
  5. Step 5: Solve for x
    x = 797,893,404,458,049/18,248,966
  6. Step 6: Final answer
    x = 43,722,663.76

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.