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Finding the Third Proportional to 16,468,912 and 36,288,416

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Solution

The third proportional to 16,468,912 and 36,288,416 is: 79,959,692.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,468,912 : 36,288,416 = 36,288,416 : x
  2. Step 2: Convert to fraction form
    16,468,912/36,288,416 = 36,288,416/x
  3. Step 3: Cross multiply
    16,468,912x = 36,288,416 × 36,288,416
  4. Step 4: Simplify right side
    16,468,912x = 1,316,849,135,789,056
  5. Step 5: Solve for x
    x = 1,316,849,135,789,056/16,468,912
  6. Step 6: Final answer
    x = 79,959,692.29

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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.