Home / 7,887,989.92-11,800,853.32-5,974,413.52

Finding the Fourth Proportional to 7,887,989.92, 11,800,853.32 and 5,974,413.52

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Solution

The fourth proportional to 7,887,989.92, 11,800,853.32 and 5,974,413.52 is: 8,938,041.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887,989.92 : 11,800,853.32 = 5,974,413.52 : x
  2. Step 2: Convert to fraction form
    7,887,989.92/11,800,853.32 = 5,974,413.52/x
  3. Step 3: Cross multiply
    7,887,989.92x = 11,800,853.32 × 5,974,413.52
  4. Step 4: Simplify right side
    7,887,989.92x = 70,503,177,622,544.89
  5. Step 5: Solve for x
    x = 70,503,177,622,544.89/7,887,989.92
  6. Step 6: Final answer
    x = 8,938,041.04

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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.