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Finding the Third Proportional to 5,679,650.81 and 12,387,313.13

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Solution

The third proportional to 5,679,650.81 and 12,387,313.13 is: 27,016,718.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,679,650.81 : 12,387,313.13 = 12,387,313.13 : x
  2. Step 2: Convert to fraction form
    5,679,650.81/12,387,313.13 = 12,387,313.13/x
  3. Step 3: Cross multiply
    5,679,650.81x = 12,387,313.13 × 12,387,313.13
  4. Step 4: Simplify right side
    5,679,650.81x = 153,445,526,456,797.25
  5. Step 5: Solve for x
    x = 153,445,526,456,797.25/5,679,650.81
  6. Step 6: Final answer
    x = 27,016,718.37

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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.