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Finding the Third Proportional to 9,166,513 and 20,163,461

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Solution

The third proportional to 9,166,513 and 20,163,461 is: 44,353,306.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,166,513 : 20,163,461 = 20,163,461 : x
  2. Step 2: Convert to fraction form
    9,166,513/20,163,461 = 20,163,461/x
  3. Step 3: Cross multiply
    9,166,513x = 20,163,461 × 20,163,461
  4. Step 4: Simplify right side
    9,166,513x = 406,565,159,498,521
  5. Step 5: Solve for x
    x = 406,565,159,498,521/9,166,513
  6. Step 6: Final answer
    x = 44,353,306.38

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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.