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Finding the Third Proportional to 9,169,566 and 19,692,060

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Solution

The third proportional to 9,169,566 and 19,692,060 is: 42,289,594.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,566 : 19,692,060 = 19,692,060 : x
  2. Step 2: Convert to fraction form
    9,169,566/19,692,060 = 19,692,060/x
  3. Step 3: Cross multiply
    9,169,566x = 19,692,060 × 19,692,060
  4. Step 4: Simplify right side
    9,169,566x = 387,777,227,043,600
  5. Step 5: Solve for x
    x = 387,777,227,043,600/9,169,566
  6. Step 6: Final answer
    x = 42,289,594.41

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.