Home / 5,619,132.78-7,754,403-3,040,813.64

Finding the Fourth Proportional to 5,619,132.78, 7,754,403 and 3,040,813.64

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Solution

The fourth proportional to 5,619,132.78, 7,754,403 and 3,040,813.64 is: 4,196,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619,132.78 : 7,754,403 = 3,040,813.64 : x
  2. Step 2: Convert to fraction form
    5,619,132.78/7,754,403 = 3,040,813.64/x
  3. Step 3: Cross multiply
    5,619,132.78x = 7,754,403 × 3,040,813.64
  4. Step 4: Simplify right side
    5,619,132.78x = 23,579,694,412,456.92
  5. Step 5: Solve for x
    x = 23,579,694,412,456.92/5,619,132.78
  6. Step 6: Final answer
    x = 4,196,322.70

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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.