Home / 6,112,218.80-8,434,812.62-3,321,317.64

Finding the Fourth Proportional to 6,112,218.80, 8,434,812.62 and 3,321,317.64

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Solution

The fourth proportional to 6,112,218.80, 8,434,812.62 and 3,321,317.64 is: 4,583,391.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112,218.80 : 8,434,812.62 = 3,321,317.64 : x
  2. Step 2: Convert to fraction form
    6,112,218.80/8,434,812.62 = 3,321,317.64/x
  3. Step 3: Cross multiply
    6,112,218.80x = 8,434,812.62 × 3,321,317.64
  4. Step 4: Simplify right side
    6,112,218.80x = 28,014,691,944,900.61
  5. Step 5: Solve for x
    x = 28,014,691,944,900.61/6,112,218.80
  6. Step 6: Final answer
    x = 4,583,391.54

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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.