Home / 5,526,413.20-8,289,619.80-3,134,928.70

Finding the Fourth Proportional to 5,526,413.20, 8,289,619.80 and 3,134,928.70

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Solution

The fourth proportional to 5,526,413.20, 8,289,619.80 and 3,134,928.70 is: 4,702,393.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,526,413.20 : 8,289,619.80 = 3,134,928.70 : x
  2. Step 2: Convert to fraction form
    5,526,413.20/8,289,619.80 = 3,134,928.70/x
  3. Step 3: Cross multiply
    5,526,413.20x = 8,289,619.80 × 3,134,928.70
  4. Step 4: Simplify right side
    5,526,413.20x = 25,987,367,023,108.26
  5. Step 5: Solve for x
    x = 25,987,367,023,108.26/5,526,413.20
  6. Step 6: Final answer
    x = 4,702,393.05

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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.