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Finding the Third Proportional to 6,413,589 and 13,357,890

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Solution

The third proportional to 6,413,589 and 13,357,890 is: 27,821,119.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413,589 : 13,357,890 = 13,357,890 : x
  2. Step 2: Convert to fraction form
    6,413,589/13,357,890 = 13,357,890/x
  3. Step 3: Cross multiply
    6,413,589x = 13,357,890 × 13,357,890
  4. Step 4: Simplify right side
    6,413,589x = 178,433,225,252,100
  5. Step 5: Solve for x
    x = 178,433,225,252,100/6,413,589
  6. Step 6: Final answer
    x = 27,821,119.38

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.