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Finding the Third Proportional to 6,405,514 and 13,992,979

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Solution

The third proportional to 6,405,514 and 13,992,979 is: 30,567,954.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,405,514 : 13,992,979 = 13,992,979 : x
  2. Step 2: Convert to fraction form
    6,405,514/13,992,979 = 13,992,979/x
  3. Step 3: Cross multiply
    6,405,514x = 13,992,979 × 13,992,979
  4. Step 4: Simplify right side
    6,405,514x = 195,803,461,294,441
  5. Step 5: Solve for x
    x = 195,803,461,294,441/6,405,514
  6. Step 6: Final answer
    x = 30,567,954.62

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.