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Finding the Third Proportional to 9,138,645.50 and 20,071,007

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Solution

The third proportional to 9,138,645.50 and 20,071,007 is: 44,081,513.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,138,645.50 : 20,071,007 = 20,071,007 : x
  2. Step 2: Convert to fraction form
    9,138,645.50/20,071,007 = 20,071,007/x
  3. Step 3: Cross multiply
    9,138,645.50x = 20,071,007 × 20,071,007
  4. Step 4: Simplify right side
    9,138,645.50x = 402,845,321,994,049
  5. Step 5: Solve for x
    x = 402,845,321,994,049/9,138,645.50
  6. Step 6: Final answer
    x = 44,081,513.17

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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.