Home / 6,990,544.74-10,486,190.78-2,198,607.67

Finding the Fourth Proportional to 6,990,544.74, 10,486,190.78 and 2,198,607.67

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Solution

The fourth proportional to 6,990,544.74, 10,486,190.78 and 2,198,607.67 is: 3,298,029.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,544.74 : 10,486,190.78 = 2,198,607.67 : x
  2. Step 2: Convert to fraction form
    6,990,544.74/10,486,190.78 = 2,198,607.67/x
  3. Step 3: Cross multiply
    6,990,544.74x = 10,486,190.78 × 2,198,607.67
  4. Step 4: Simplify right side
    6,990,544.74x = 23,055,019,512,791.01
  5. Step 5: Solve for x
    x = 23,055,019,512,791.01/6,990,544.74
  6. Step 6: Final answer
    x = 3,298,029.03

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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.