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Finding the Third Proportional to 20,982,482 and 45,153,610

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Solution

The third proportional to 20,982,482 and 45,153,610 is: 97,169,081.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,982,482 : 45,153,610 = 45,153,610 : x
  2. Step 2: Convert to fraction form
    20,982,482/45,153,610 = 45,153,610/x
  3. Step 3: Cross multiply
    20,982,482x = 45,153,610 × 45,153,610
  4. Step 4: Simplify right side
    20,982,482x = 2,038,848,496,032,100
  5. Step 5: Solve for x
    x = 2,038,848,496,032,100/20,982,482
  6. Step 6: Final answer
    x = 97,169,081.14

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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.