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Finding the Third Proportional to 6,665,631.75 and 9,954,768.38

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Solution

The third proportional to 6,665,631.75 and 9,954,768.38 is: 14,866,919.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665,631.75 : 9,954,768.38 = 9,954,768.38 : x
  2. Step 2: Convert to fraction form
    6,665,631.75/9,954,768.38 = 9,954,768.38/x
  3. Step 3: Cross multiply
    6,665,631.75x = 9,954,768.38 × 9,954,768.38
  4. Step 4: Simplify right side
    6,665,631.75x = 99,097,413,399,900.14
  5. Step 5: Solve for x
    x = 99,097,413,399,900.14/6,665,631.75
  6. Step 6: Final answer
    x = 14,866,919.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.