Home / 6,333,891.12-8,740,881.72-3,433,378.32

Finding the Fourth Proportional to 6,333,891.12, 8,740,881.72 and 3,433,378.32

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Solution

The fourth proportional to 6,333,891.12, 8,740,881.72 and 3,433,378.32 is: 4,738,122.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,333,891.12 : 8,740,881.72 = 3,433,378.32 : x
  2. Step 2: Convert to fraction form
    6,333,891.12/8,740,881.72 = 3,433,378.32/x
  3. Step 3: Cross multiply
    6,333,891.12x = 8,740,881.72 × 3,433,378.32
  4. Step 4: Simplify right side
    6,333,891.12x = 30,010,753,795,132.31
  5. Step 5: Solve for x
    x = 30,010,753,795,132.31/6,333,891.12
  6. Step 6: Final answer
    x = 4,738,122.78

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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.