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Finding the Third Proportional to 3,110,710.50 and 6,469,735.50

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Solution

The third proportional to 3,110,710.50 and 6,469,735.50 is: 13,455,921.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,710.50 : 6,469,735.50 = 6,469,735.50 : x
  2. Step 2: Convert to fraction form
    3,110,710.50/6,469,735.50 = 6,469,735.50/x
  3. Step 3: Cross multiply
    3,110,710.50x = 6,469,735.50 × 6,469,735.50
  4. Step 4: Simplify right side
    3,110,710.50x = 41,857,477,439,960.25
  5. Step 5: Solve for x
    x = 41,857,477,439,960.25/3,110,710.50
  6. Step 6: Final answer
    x = 13,455,921.87

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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.