Home / 2,147,387.20-4,631,018.06

Finding the Third Proportional to 2,147,387.20 and 4,631,018.06

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Solution

The third proportional to 2,147,387.20 and 4,631,018.06 is: 9,987,173.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,387.20 : 4,631,018.06 = 4,631,018.06 : x
  2. Step 2: Convert to fraction form
    2,147,387.20/4,631,018.06 = 4,631,018.06/x
  3. Step 3: Cross multiply
    2,147,387.20x = 4,631,018.06 × 4,631,018.06
  4. Step 4: Simplify right side
    2,147,387.20x = 21,446,328,295,201.25
  5. Step 5: Solve for x
    x = 21,446,328,295,201.25/2,147,387.20
  6. Step 6: Final answer
    x = 9,987,173.37

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.