Home / 6,631,747.61-9,947,620.56-1,839,436.85

Finding the Fourth Proportional to 6,631,747.61, 9,947,620.56 and 1,839,436.85

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Solution

The fourth proportional to 6,631,747.61, 9,947,620.56 and 1,839,436.85 is: 2,759,155.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631,747.61 : 9,947,620.56 = 1,839,436.85 : x
  2. Step 2: Convert to fraction form
    6,631,747.61/9,947,620.56 = 1,839,436.85/x
  3. Step 3: Cross multiply
    6,631,747.61x = 9,947,620.56 × 1,839,436.85
  4. Step 4: Simplify right side
    6,631,747.61x = 18,298,019,778,143.54
  5. Step 5: Solve for x
    x = 18,298,019,778,143.54/6,631,747.61
  6. Step 6: Final answer
    x = 2,759,155.03

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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.