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Finding the Third Proportional to 9,180,508 and 20,172,824

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Solution

The third proportional to 9,180,508 and 20,172,824 is: 44,326,831.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180,508 : 20,172,824 = 20,172,824 : x
  2. Step 2: Convert to fraction form
    9,180,508/20,172,824 = 20,172,824/x
  3. Step 3: Cross multiply
    9,180,508x = 20,172,824 × 20,172,824
  4. Step 4: Simplify right side
    9,180,508x = 406,942,828,134,976
  5. Step 5: Solve for x
    x = 406,942,828,134,976/9,180,508
  6. Step 6: Final answer
    x = 44,326,831.17

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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.