Home / 6,643,178.20-9,964,767.30-3,283,946.20

Finding the Fourth Proportional to 6,643,178.20, 9,964,767.30 and 3,283,946.20

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Solution

The fourth proportional to 6,643,178.20, 9,964,767.30 and 3,283,946.20 is: 4,925,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,178.20 : 9,964,767.30 = 3,283,946.20 : x
  2. Step 2: Convert to fraction form
    6,643,178.20/9,964,767.30 = 3,283,946.20/x
  3. Step 3: Cross multiply
    6,643,178.20x = 9,964,767.30 × 3,283,946.20
  4. Step 4: Simplify right side
    6,643,178.20x = 32,723,759,708,719.27
  5. Step 5: Solve for x
    x = 32,723,759,708,719.27/6,643,178.20
  6. Step 6: Final answer
    x = 4,925,919.30

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Double scale
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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.