Home / 5,187,415.76-7,157,373-3,040,825.04

Finding the Fourth Proportional to 5,187,415.76, 7,157,373 and 3,040,825.04

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Solution

The fourth proportional to 5,187,415.76, 7,157,373 and 3,040,825.04 is: 4,195,599.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,187,415.76 : 7,157,373 = 3,040,825.04 : x
  2. Step 2: Convert to fraction form
    5,187,415.76/7,157,373 = 3,040,825.04/x
  3. Step 3: Cross multiply
    5,187,415.76x = 7,157,373 × 3,040,825.04
  4. Step 4: Simplify right side
    5,187,415.76x = 21,764,319,039,019.92
  5. Step 5: Solve for x
    x = 21,764,319,039,019.92/5,187,415.76
  6. Step 6: Final answer
    x = 4,195,599.51

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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.