Home / 5,458,435.80-8,187,653.70-4,198,723.80

Finding the Fourth Proportional to 5,458,435.80, 8,187,653.70 and 4,198,723.80

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Solution

The fourth proportional to 5,458,435.80, 8,187,653.70 and 4,198,723.80 is: 6,298,085.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458,435.80 : 8,187,653.70 = 4,198,723.80 : x
  2. Step 2: Convert to fraction form
    5,458,435.80/8,187,653.70 = 4,198,723.80/x
  3. Step 3: Cross multiply
    5,458,435.80x = 8,187,653.70 × 4,198,723.80
  4. Step 4: Simplify right side
    5,458,435.80x = 34,377,696,456,348.06
  5. Step 5: Solve for x
    x = 34,377,696,456,348.06/5,458,435.80
  6. Step 6: Final answer
    x = 6,298,085.70

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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.