Home / 6,439,979.70-9,659,969.55-4,833,846.90

Finding the Fourth Proportional to 6,439,979.70, 9,659,969.55 and 4,833,846.90

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Solution

The fourth proportional to 6,439,979.70, 9,659,969.55 and 4,833,846.90 is: 7,250,770.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439,979.70 : 9,659,969.55 = 4,833,846.90 : x
  2. Step 2: Convert to fraction form
    6,439,979.70/9,659,969.55 = 4,833,846.90/x
  3. Step 3: Cross multiply
    6,439,979.70x = 9,659,969.55 × 4,833,846.90
  4. Step 4: Simplify right side
    6,439,979.70x = 46,694,813,863,361.90
  5. Step 5: Solve for x
    x = 46,694,813,863,361.90/6,439,979.70
  6. Step 6: Final answer
    x = 7,250,770.35

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Similar ratio
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1.5x scale

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.