Home / 9,436,687.31-20,639,640.38

Finding the Third Proportional to 9,436,687.31 and 20,639,640.38

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Solution

The third proportional to 9,436,687.31 and 20,639,640.38 is: 45,142,404.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,436,687.31 : 20,639,640.38 = 20,639,640.38 : x
  2. Step 2: Convert to fraction form
    9,436,687.31/20,639,640.38 = 20,639,640.38/x
  3. Step 3: Cross multiply
    9,436,687.31x = 20,639,640.38 × 20,639,640.38
  4. Step 4: Simplify right side
    9,436,687.31x = 425,994,754,809,330.12
  5. Step 5: Solve for x
    x = 425,994,754,809,330.12/9,436,687.31
  6. Step 6: Final answer
    x = 45,142,404.39

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.