Home / 6,518,028.40-9,787,540.20-4,922,393.20

Finding the Fourth Proportional to 6,518,028.40, 9,787,540.20 and 4,922,393.20

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Solution

The fourth proportional to 6,518,028.40, 9,787,540.20 and 4,922,393.20 is: 7,391,517.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518,028.40 : 9,787,540.20 = 4,922,393.20 : x
  2. Step 2: Convert to fraction form
    6,518,028.40/9,787,540.20 = 4,922,393.20/x
  3. Step 3: Cross multiply
    6,518,028.40x = 9,787,540.20 × 4,922,393.20
  4. Step 4: Simplify right side
    6,518,028.40x = 48,178,121,325,206.64
  5. Step 5: Solve for x
    x = 48,178,121,325,206.64/6,518,028.40
  6. Step 6: Final answer
    x = 7,391,517.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.