Home / 10,394,022.75-15,590,771.69-2,820,791.67

Finding the Fourth Proportional to 10,394,022.75, 15,590,771.69 and 2,820,791.67

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Solution

The fourth proportional to 10,394,022.75, 15,590,771.69 and 2,820,791.67 is: 4,231,116.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,394,022.75 : 15,590,771.69 = 2,820,791.67 : x
  2. Step 2: Convert to fraction form
    10,394,022.75/15,590,771.69 = 2,820,791.67/x
  3. Step 3: Cross multiply
    10,394,022.75x = 15,590,771.69 × 2,820,791.67
  4. Step 4: Simplify right side
    10,394,022.75x = 43,978,318,897,919.87
  5. Step 5: Solve for x
    x = 43,978,318,897,919.87/10,394,022.75
  6. Step 6: Final answer
    x = 4,231,116.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.