Home / 5,555,414.25-7,666,769.48-3,107,879.32

Finding the Fourth Proportional to 5,555,414.25, 7,666,769.48 and 3,107,879.32

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Solution

The fourth proportional to 5,555,414.25, 7,666,769.48 and 3,107,879.32 is: 4,289,040.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,414.25 : 7,666,769.48 = 3,107,879.32 : x
  2. Step 2: Convert to fraction form
    5,555,414.25/7,666,769.48 = 3,107,879.32/x
  3. Step 3: Cross multiply
    5,555,414.25x = 7,666,769.48 × 3,107,879.32
  4. Step 4: Simplify right side
    5,555,414.25x = 23,827,394,318,099.15
  5. Step 5: Solve for x
    x = 23,827,394,318,099.15/5,555,414.25
  6. Step 6: Final answer
    x = 4,289,040.07

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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.