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Finding the Third Proportional to 20,771,326 and 45,200,065

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Solution

The third proportional to 20,771,326 and 45,200,065 is: 98,358,952.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,771,326 : 45,200,065 = 45,200,065 : x
  2. Step 2: Convert to fraction form
    20,771,326/45,200,065 = 45,200,065/x
  3. Step 3: Cross multiply
    20,771,326x = 45,200,065 × 45,200,065
  4. Step 4: Simplify right side
    20,771,326x = 2,043,045,876,004,225
  5. Step 5: Solve for x
    x = 2,043,045,876,004,225/20,771,326
  6. Step 6: Final answer
    x = 98,358,952.91

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.