Home / 6,469,074.95-8,930,192.78-4,178,352.83

Finding the Fourth Proportional to 6,469,074.95, 8,930,192.78 and 4,178,352.83

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Solution

The fourth proportional to 6,469,074.95, 8,930,192.78 and 4,178,352.83 is: 5,767,980.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,469,074.95 : 8,930,192.78 = 4,178,352.83 : x
  2. Step 2: Convert to fraction form
    6,469,074.95/8,930,192.78 = 4,178,352.83/x
  3. Step 3: Cross multiply
    6,469,074.95x = 8,930,192.78 × 4,178,352.83
  4. Step 4: Simplify right side
    6,469,074.95x = 37,313,496,253,866.80
  5. Step 5: Solve for x
    x = 37,313,496,253,866.80/6,469,074.95
  6. Step 6: Final answer
    x = 5,767,980.20

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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.