Home / 6,454,847.07-9,679,471.25-2,193,871.23

Finding the Fourth Proportional to 6,454,847.07, 9,679,471.25 and 2,193,871.23

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Solution

The fourth proportional to 6,454,847.07, 9,679,471.25 and 2,193,871.23 is: 3,289,855.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,454,847.07 : 9,679,471.25 = 2,193,871.23 : x
  2. Step 2: Convert to fraction form
    6,454,847.07/9,679,471.25 = 2,193,871.23/x
  3. Step 3: Cross multiply
    6,454,847.07x = 9,679,471.25 × 2,193,871.23
  4. Step 4: Simplify right side
    6,454,847.07x = 21,235,513,486,017.78
  5. Step 5: Solve for x
    x = 21,235,513,486,017.78/6,454,847.07
  6. Step 6: Final answer
    x = 3,289,855.40

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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.