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Finding the Third Proportional to 2,489,334 and 5,431,062.75

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Solution

The third proportional to 2,489,334 and 5,431,062.75 is: 11,849,130.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,334 : 5,431,062.75 = 5,431,062.75 : x
  2. Step 2: Convert to fraction form
    2,489,334/5,431,062.75 = 5,431,062.75/x
  3. Step 3: Cross multiply
    2,489,334x = 5,431,062.75 × 5,431,062.75
  4. Step 4: Simplify right side
    2,489,334x = 29,496,442,594,437.56
  5. Step 5: Solve for x
    x = 29,496,442,594,437.56/2,489,334
  6. Step 6: Final answer
    x = 11,849,130.17

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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.