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Finding the Third Proportional to 22,028,420 and 47,717,939

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Solution

The third proportional to 22,028,420 and 47,717,939 is: 103,366,546.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,028,420 : 47,717,939 = 47,717,939 : x
  2. Step 2: Convert to fraction form
    22,028,420/47,717,939 = 47,717,939/x
  3. Step 3: Cross multiply
    22,028,420x = 47,717,939 × 47,717,939
  4. Step 4: Simplify right side
    22,028,420x = 2,277,001,702,407,721
  5. Step 5: Solve for x
    x = 2,277,001,702,407,721/22,028,420
  6. Step 6: Final answer
    x = 103,366,546.60

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.