Home / 20,401,782.75-43,106,330.25

Finding the Third Proportional to 20,401,782.75 and 43,106,330.25

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Solution

The third proportional to 20,401,782.75 and 43,106,330.25 is: 91,078,104.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,401,782.75 : 43,106,330.25 = 43,106,330.25 : x
  2. Step 2: Convert to fraction form
    20,401,782.75/43,106,330.25 = 43,106,330.25/x
  3. Step 3: Cross multiply
    20,401,782.75x = 43,106,330.25 × 43,106,330.25
  4. Step 4: Simplify right side
    20,401,782.75x = 1,858,155,707,622,065
  5. Step 5: Solve for x
    x = 1,858,155,707,622,065/20,401,782.75
  6. Step 6: Final answer
    x = 91,078,104.81

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.