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Finding the Third Proportional to 8,608,572 and 12,866,913

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Solution

The third proportional to 8,608,572 and 12,866,913 is: 19,231,697.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,608,572 : 12,866,913 = 12,866,913 : x
  2. Step 2: Convert to fraction form
    8,608,572/12,866,913 = 12,866,913/x
  3. Step 3: Cross multiply
    8,608,572x = 12,866,913 × 12,866,913
  4. Step 4: Simplify right side
    8,608,572x = 165,557,450,149,569
  5. Step 5: Solve for x
    x = 165,557,450,149,569/8,608,572
  6. Step 6: Final answer
    x = 19,231,697.21

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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.