Home / 6,643,247.20-9,964,870.80-3,284,015.20

Finding the Fourth Proportional to 6,643,247.20, 9,964,870.80 and 3,284,015.20

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Solution

The fourth proportional to 6,643,247.20, 9,964,870.80 and 3,284,015.20 is: 4,926,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,247.20 : 9,964,870.80 = 3,284,015.20 : x
  2. Step 2: Convert to fraction form
    6,643,247.20/9,964,870.80 = 3,284,015.20/x
  3. Step 3: Cross multiply
    6,643,247.20x = 9,964,870.80 × 3,284,015.20
  4. Step 4: Simplify right side
    6,643,247.20x = 32,724,787,173,236.16
  5. Step 5: Solve for x
    x = 32,724,787,173,236.16/6,643,247.20
  6. Step 6: Final answer
    x = 4,926,022.80

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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.