Home / 5,711,825.82-7,880,967.66-3,231,103.53

Finding the Fourth Proportional to 5,711,825.82, 7,880,967.66 and 3,231,103.53

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Solution

The fourth proportional to 5,711,825.82, 7,880,967.66 and 3,231,103.53 is: 4,458,158.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711,825.82 : 7,880,967.66 = 3,231,103.53 : x
  2. Step 2: Convert to fraction form
    5,711,825.82/7,880,967.66 = 3,231,103.53/x
  3. Step 3: Cross multiply
    5,711,825.82x = 7,880,967.66 × 3,231,103.53
  4. Step 4: Simplify right side
    5,711,825.82x = 25,464,222,426,041.84
  5. Step 5: Solve for x
    x = 25,464,222,426,041.84/5,711,825.82
  6. Step 6: Final answer
    x = 4,458,158.08

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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.