Home / 4,946,747.60-7,420,121.40-3,825,621.20

Finding the Fourth Proportional to 4,946,747.60, 7,420,121.40 and 3,825,621.20

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Solution

The fourth proportional to 4,946,747.60, 7,420,121.40 and 3,825,621.20 is: 5,738,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,946,747.60 : 7,420,121.40 = 3,825,621.20 : x
  2. Step 2: Convert to fraction form
    4,946,747.60/7,420,121.40 = 3,825,621.20/x
  3. Step 3: Cross multiply
    4,946,747.60x = 7,420,121.40 × 3,825,621.20
  4. Step 4: Simplify right side
    4,946,747.60x = 28,386,573,734,413.68
  5. Step 5: Solve for x
    x = 28,386,573,734,413.68/4,946,747.60
  6. Step 6: Final answer
    x = 5,738,431.80

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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.