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Finding the Third Proportional to 7,815,016 and 16,662,288

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Solution

The third proportional to 7,815,016 and 16,662,288 is: 35,525,434.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815,016 : 16,662,288 = 16,662,288 : x
  2. Step 2: Convert to fraction form
    7,815,016/16,662,288 = 16,662,288/x
  3. Step 3: Cross multiply
    7,815,016x = 16,662,288 × 16,662,288
  4. Step 4: Simplify right side
    7,815,016x = 277,631,841,394,944
  5. Step 5: Solve for x
    x = 277,631,841,394,944/7,815,016
  6. Step 6: Final answer
    x = 35,525,434.80

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.