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Finding the Third Proportional to 11,702,985 and 15,532,839

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Solution

The third proportional to 11,702,985 and 15,532,839 is: 20,616,029.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,702,985 : 15,532,839 = 15,532,839 : x
  2. Step 2: Convert to fraction form
    11,702,985/15,532,839 = 15,532,839/x
  3. Step 3: Cross multiply
    11,702,985x = 15,532,839 × 15,532,839
  4. Step 4: Simplify right side
    11,702,985x = 241,269,087,399,921
  5. Step 5: Solve for x
    x = 241,269,087,399,921/11,702,985
  6. Step 6: Final answer
    x = 20,616,029.79

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.