Home / 6,879,906.80-9,494,277.44-3,782,482.84

Finding the Fourth Proportional to 6,879,906.80, 9,494,277.44 and 3,782,482.84

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Solution

The fourth proportional to 6,879,906.80, 9,494,277.44 and 3,782,482.84 is: 5,219,829.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,879,906.80 : 9,494,277.44 = 3,782,482.84 : x
  2. Step 2: Convert to fraction form
    6,879,906.80/9,494,277.44 = 3,782,482.84/x
  3. Step 3: Cross multiply
    6,879,906.80x = 9,494,277.44 × 3,782,482.84
  4. Step 4: Simplify right side
    6,879,906.80x = 35,911,941,494,999.12
  5. Step 5: Solve for x
    x = 35,911,941,494,999.12/6,879,906.80
  6. Step 6: Final answer
    x = 5,219,829.65

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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.