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Finding the Third Proportional to 16,845,220 and 34,488,420

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Solution

The third proportional to 16,845,220 and 34,488,420 is: 70,610,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,845,220 : 34,488,420 = 34,488,420 : x
  2. Step 2: Convert to fraction form
    16,845,220/34,488,420 = 34,488,420/x
  3. Step 3: Cross multiply
    16,845,220x = 34,488,420 × 34,488,420
  4. Step 4: Simplify right side
    16,845,220x = 1,189,451,114,096,400
  5. Step 5: Solve for x
    x = 1,189,451,114,096,400/16,845,220
  6. Step 6: Final answer
    x = 70,610,601.35

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.