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Finding the Third Proportional to 28,770,015 and 61,620,969

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Solution

The third proportional to 28,770,015 and 61,620,969 is: 131,982,684.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,770,015 : 61,620,969 = 61,620,969 : x
  2. Step 2: Convert to fraction form
    28,770,015/61,620,969 = 61,620,969/x
  3. Step 3: Cross multiply
    28,770,015x = 61,620,969 × 61,620,969
  4. Step 4: Simplify right side
    28,770,015x = 3,797,143,820,498,961
  5. Step 5: Solve for x
    x = 3,797,143,820,498,961/28,770,015
  6. Step 6: Final answer
    x = 131,982,684.77

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.