Home / 6,643,343.70-9,965,015.55-3,284,111.70

Finding the Fourth Proportional to 6,643,343.70, 9,965,015.55 and 3,284,111.70

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Solution

The fourth proportional to 6,643,343.70, 9,965,015.55 and 3,284,111.70 is: 4,926,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,343.70 : 9,965,015.55 = 3,284,111.70 : x
  2. Step 2: Convert to fraction form
    6,643,343.70/9,965,015.55 = 3,284,111.70/x
  3. Step 3: Cross multiply
    6,643,343.70x = 9,965,015.55 × 3,284,111.70
  4. Step 4: Simplify right side
    6,643,343.70x = 32,726,224,158,436.94
  5. Step 5: Solve for x
    x = 32,726,224,158,436.94/6,643,343.70
  6. Step 6: Final answer
    x = 4,926,167.55

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Double scale
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Similar ratio
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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.