Home / 5,194,961.46-7,168,425.77-2,871,540.18

Finding the Fourth Proportional to 5,194,961.46, 7,168,425.77 and 2,871,540.18

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Solution

The fourth proportional to 5,194,961.46, 7,168,425.77 and 2,871,540.18 is: 3,962,382.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194,961.46 : 7,168,425.77 = 2,871,540.18 : x
  2. Step 2: Convert to fraction form
    5,194,961.46/7,168,425.77 = 2,871,540.18/x
  3. Step 3: Cross multiply
    5,194,961.46x = 7,168,425.77 × 2,871,540.18
  4. Step 4: Simplify right side
    5,194,961.46x = 20,584,422,611,544.74
  5. Step 5: Solve for x
    x = 20,584,422,611,544.74/5,194,961.46
  6. Step 6: Final answer
    x = 3,962,382.16

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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.