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Finding the Third Proportional to 7,204,648 and 15,438,961

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Solution

The third proportional to 7,204,648 and 15,438,961 is: 33,084,408.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,204,648 : 15,438,961 = 15,438,961 : x
  2. Step 2: Convert to fraction form
    7,204,648/15,438,961 = 15,438,961/x
  3. Step 3: Cross multiply
    7,204,648x = 15,438,961 × 15,438,961
  4. Step 4: Simplify right side
    7,204,648x = 238,361,516,759,521
  5. Step 5: Solve for x
    x = 238,361,516,759,521/7,204,648
  6. Step 6: Final answer
    x = 33,084,408.39

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.