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Finding the Third Proportional to 13,880,911 and 22,166,370

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Solution

The third proportional to 13,880,911 and 22,166,370 is: 35,397,385.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,880,911 : 22,166,370 = 22,166,370 : x
  2. Step 2: Convert to fraction form
    13,880,911/22,166,370 = 22,166,370/x
  3. Step 3: Cross multiply
    13,880,911x = 22,166,370 × 22,166,370
  4. Step 4: Simplify right side
    13,880,911x = 491,347,958,976,900
  5. Step 5: Solve for x
    x = 491,347,958,976,900/13,880,911
  6. Step 6: Final answer
    x = 35,397,385.59

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.