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Finding the Third Proportional to 20,915,614 and 45,304,462

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Solution

The third proportional to 20,915,614 and 45,304,462 is: 98,132,155.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,915,614 : 45,304,462 = 45,304,462 : x
  2. Step 2: Convert to fraction form
    20,915,614/45,304,462 = 45,304,462/x
  3. Step 3: Cross multiply
    20,915,614x = 45,304,462 × 45,304,462
  4. Step 4: Simplify right side
    20,915,614x = 2,052,494,277,109,444
  5. Step 5: Solve for x
    x = 2,052,494,277,109,444/20,915,614
  6. Step 6: Final answer
    x = 98,132,155.10

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.