Home / 6,540,418.20-9,800,679.42-3,124,000.38

Finding the Fourth Proportional to 6,540,418.20, 9,800,679.42 and 3,124,000.38

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Solution

The fourth proportional to 6,540,418.20, 9,800,679.42 and 3,124,000.38 is: 4,681,249.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540,418.20 : 9,800,679.42 = 3,124,000.38 : x
  2. Step 2: Convert to fraction form
    6,540,418.20/9,800,679.42 = 3,124,000.38/x
  3. Step 3: Cross multiply
    6,540,418.20x = 9,800,679.42 × 3,124,000.38
  4. Step 4: Simplify right side
    6,540,418.20x = 30,617,326,232,338.18
  5. Step 5: Solve for x
    x = 30,617,326,232,338.18/6,540,418.20
  6. Step 6: Final answer
    x = 4,681,249.01

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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.