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Finding the Third Proportional to 7,939,276 and 17,222,828

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Solution

The third proportional to 7,939,276 and 17,222,828 is: 37,361,820.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939,276 : 17,222,828 = 17,222,828 : x
  2. Step 2: Convert to fraction form
    7,939,276/17,222,828 = 17,222,828/x
  3. Step 3: Cross multiply
    7,939,276x = 17,222,828 × 17,222,828
  4. Step 4: Simplify right side
    7,939,276x = 296,625,804,317,584
  5. Step 5: Solve for x
    x = 296,625,804,317,584/7,939,276
  6. Step 6: Final answer
    x = 37,361,820.44

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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.