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Finding the Third Proportional to 3,927,265.50 and 8,641,851

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Solution

The third proportional to 3,927,265.50 and 8,641,851 is: 19,016,180.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927,265.50 : 8,641,851 = 8,641,851 : x
  2. Step 2: Convert to fraction form
    3,927,265.50/8,641,851 = 8,641,851/x
  3. Step 3: Cross multiply
    3,927,265.50x = 8,641,851 × 8,641,851
  4. Step 4: Simplify right side
    3,927,265.50x = 74,681,588,706,201
  5. Step 5: Solve for x
    x = 74,681,588,706,201/3,927,265.50
  6. Step 6: Final answer
    x = 19,016,180.27

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.