Home / 6,643,586.80-9,965,380.20-2,384,185.60

Finding the Fourth Proportional to 6,643,586.80, 9,965,380.20 and 2,384,185.60

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Solution

The fourth proportional to 6,643,586.80, 9,965,380.20 and 2,384,185.60 is: 3,576,278.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,586.80 : 9,965,380.20 = 2,384,185.60 : x
  2. Step 2: Convert to fraction form
    6,643,586.80/9,965,380.20 = 2,384,185.60/x
  3. Step 3: Cross multiply
    6,643,586.80x = 9,965,380.20 × 2,384,185.60
  4. Step 4: Simplify right side
    6,643,586.80x = 23,759,315,971,365.12
  5. Step 5: Solve for x
    x = 23,759,315,971,365.12/6,643,586.80
  6. Step 6: Final answer
    x = 3,576,278.40

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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.