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Finding the Third Proportional to 13,827,305 and 19,918,699

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Solution

The third proportional to 13,827,305 and 19,918,699 is: 28,693,557.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,827,305 : 19,918,699 = 19,918,699 : x
  2. Step 2: Convert to fraction form
    13,827,305/19,918,699 = 19,918,699/x
  3. Step 3: Cross multiply
    13,827,305x = 19,918,699 × 19,918,699
  4. Step 4: Simplify right side
    13,827,305x = 396,754,569,852,601
  5. Step 5: Solve for x
    x = 396,754,569,852,601/13,827,305
  6. Step 6: Final answer
    x = 28,693,557.41

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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.