Home / 5,336,621.88-7,364,540.46-2,889,232.80

Finding the Fourth Proportional to 5,336,621.88, 7,364,540.46 and 2,889,232.80

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Solution

The fourth proportional to 5,336,621.88, 7,364,540.46 and 2,889,232.80 is: 3,987,142.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,336,621.88 : 7,364,540.46 = 2,889,232.80 : x
  2. Step 2: Convert to fraction form
    5,336,621.88/7,364,540.46 = 2,889,232.80/x
  3. Step 3: Cross multiply
    5,336,621.88x = 7,364,540.46 × 2,889,232.80
  4. Step 4: Simplify right side
    5,336,621.88x = 21,277,871,853,959.09
  5. Step 5: Solve for x
    x = 21,277,871,853,959.09/5,336,621.88
  6. Step 6: Final answer
    x = 3,987,142.49

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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.