Home / 6,858,019.80-10,287,029.70-6,228,163.80

Finding the Fourth Proportional to 6,858,019.80, 10,287,029.70 and 6,228,163.80

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Solution

The fourth proportional to 6,858,019.80, 10,287,029.70 and 6,228,163.80 is: 9,342,245.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,858,019.80 : 10,287,029.70 = 6,228,163.80 : x
  2. Step 2: Convert to fraction form
    6,858,019.80/10,287,029.70 = 6,228,163.80/x
  3. Step 3: Cross multiply
    6,858,019.80x = 10,287,029.70 × 6,228,163.80
  4. Step 4: Simplify right side
    6,858,019.80x = 64,069,305,987,064.85
  5. Step 5: Solve for x
    x = 64,069,305,987,064.85/6,858,019.80
  6. Step 6: Final answer
    x = 9,342,245.70

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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.