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Finding the Third Proportional to 9,166,516 and 20,163,467

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Solution

The third proportional to 9,166,516 and 20,163,467 is: 44,353,318.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,166,516 : 20,163,467 = 20,163,467 : x
  2. Step 2: Convert to fraction form
    9,166,516/20,163,467 = 20,163,467/x
  3. Step 3: Cross multiply
    9,166,516x = 20,163,467 × 20,163,467
  4. Step 4: Simplify right side
    9,166,516x = 406,565,401,460,089
  5. Step 5: Solve for x
    x = 406,565,401,460,089/9,166,516
  6. Step 6: Final answer
    x = 44,353,318.26

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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.