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Finding the Third Proportional to 8,522,838 and 20,539,458

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Solution

The third proportional to 8,522,838 and 20,539,458 is: 49,498,692.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,522,838 : 20,539,458 = 20,539,458 : x
  2. Step 2: Convert to fraction form
    8,522,838/20,539,458 = 20,539,458/x
  3. Step 3: Cross multiply
    8,522,838x = 20,539,458 × 20,539,458
  4. Step 4: Simplify right side
    8,522,838x = 421,869,334,933,764
  5. Step 5: Solve for x
    x = 421,869,334,933,764/8,522,838
  6. Step 6: Final answer
    x = 49,498,692.21

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.