Home / 5,711,825.32-7,880,966.97-3,231,103.02

Finding the Fourth Proportional to 5,711,825.32, 7,880,966.97 and 3,231,103.02

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Solution

The fourth proportional to 5,711,825.32, 7,880,966.97 and 3,231,103.02 is: 4,458,157.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711,825.32 : 7,880,966.97 = 3,231,103.02 : x
  2. Step 2: Convert to fraction form
    5,711,825.32/7,880,966.97 = 3,231,103.02/x
  3. Step 3: Cross multiply
    5,711,825.32x = 7,880,966.97 × 3,231,103.02
  4. Step 4: Simplify right side
    5,711,825.32x = 25,464,216,177,287.25
  5. Step 5: Solve for x
    x = 25,464,216,177,287.25/5,711,825.32
  6. Step 6: Final answer
    x = 4,458,157.38

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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.