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Finding the Third Proportional to 20,845,766 and 30,072,768

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Solution

The third proportional to 20,845,766 and 30,072,768 is: 43,383,935.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,845,766 : 30,072,768 = 30,072,768 : x
  2. Step 2: Convert to fraction form
    20,845,766/30,072,768 = 30,072,768/x
  3. Step 3: Cross multiply
    20,845,766x = 30,072,768 × 30,072,768
  4. Step 4: Simplify right side
    20,845,766x = 904,371,375,181,824
  5. Step 5: Solve for x
    x = 904,371,375,181,824/20,845,766
  6. Step 6: Final answer
    x = 43,383,935.86

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.