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Finding the Third Proportional to 3,785,838.50 and 8,265,503

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Solution

The third proportional to 3,785,838.50 and 8,265,503 is: 18,045,814.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,838.50 : 8,265,503 = 8,265,503 : x
  2. Step 2: Convert to fraction form
    3,785,838.50/8,265,503 = 8,265,503/x
  3. Step 3: Cross multiply
    3,785,838.50x = 8,265,503 × 8,265,503
  4. Step 4: Simplify right side
    3,785,838.50x = 68,318,539,843,009
  5. Step 5: Solve for x
    x = 68,318,539,843,009/3,785,838.50
  6. Step 6: Final answer
    x = 18,045,814.64

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.