Home / 7,691,825.52-10,617,987.60-4,792,648.82

Finding the Fourth Proportional to 7,691,825.52, 10,617,987.60 and 4,792,648.82

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Solution

The fourth proportional to 7,691,825.52, 10,617,987.60 and 4,792,648.82 is: 6,615,891.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,691,825.52 : 10,617,987.60 = 4,792,648.82 : x
  2. Step 2: Convert to fraction form
    7,691,825.52/10,617,987.60 = 4,792,648.82/x
  3. Step 3: Cross multiply
    7,691,825.52x = 10,617,987.60 × 4,792,648.82
  4. Step 4: Simplify right side
    7,691,825.52x = 50,888,285,741,914.63
  5. Step 5: Solve for x
    x = 50,888,285,741,914.63/7,691,825.52
  6. Step 6: Final answer
    x = 6,615,891.85

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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.