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Finding the Third Proportional to 7,816,132 and 16,969,140

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Solution

The third proportional to 7,816,132 and 16,969,140 is: 36,840,692.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,816,132 : 16,969,140 = 16,969,140 : x
  2. Step 2: Convert to fraction form
    7,816,132/16,969,140 = 16,969,140/x
  3. Step 3: Cross multiply
    7,816,132x = 16,969,140 × 16,969,140
  4. Step 4: Simplify right side
    7,816,132x = 287,951,712,339,600
  5. Step 5: Solve for x
    x = 287,951,712,339,600/7,816,132
  6. Step 6: Final answer
    x = 36,840,692.09

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.