Home / 6,469,074.45-8,930,192.09-4,178,352.33

Finding the Fourth Proportional to 6,469,074.45, 8,930,192.09 and 4,178,352.33

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Solution

The fourth proportional to 6,469,074.45, 8,930,192.09 and 4,178,352.33 is: 5,767,979.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,469,074.45 : 8,930,192.09 = 4,178,352.33 : x
  2. Step 2: Convert to fraction form
    6,469,074.45/8,930,192.09 = 4,178,352.33/x
  3. Step 3: Cross multiply
    6,469,074.45x = 8,930,192.09 × 4,178,352.33
  4. Step 4: Simplify right side
    6,469,074.45x = 37,313,488,905,707.31
  5. Step 5: Solve for x
    x = 37,313,488,905,707.31/6,469,074.45
  6. Step 6: Final answer
    x = 5,767,979.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.