Home / 5,619,131.78-7,754,401.62-3,040,812.64

Finding the Fourth Proportional to 5,619,131.78, 7,754,401.62 and 3,040,812.64

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Solution

The fourth proportional to 5,619,131.78, 7,754,401.62 and 3,040,812.64 is: 4,196,321.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619,131.78 : 7,754,401.62 = 3,040,812.64 : x
  2. Step 2: Convert to fraction form
    5,619,131.78/7,754,401.62 = 3,040,812.64/x
  3. Step 3: Cross multiply
    5,619,131.78x = 7,754,401.62 × 3,040,812.64
  4. Step 4: Simplify right side
    5,619,131.78x = 23,579,682,461,732.48
  5. Step 5: Solve for x
    x = 23,579,682,461,732.48/5,619,131.78
  6. Step 6: Final answer
    x = 4,196,321.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.