Home / 5,555,414.34-7,666,769.59-3,107,879.42

Finding the Fourth Proportional to 5,555,414.34, 7,666,769.59 and 3,107,879.42

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Solution

The fourth proportional to 5,555,414.34, 7,666,769.59 and 3,107,879.42 is: 4,289,040.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,414.34 : 7,666,769.59 = 3,107,879.42 : x
  2. Step 2: Convert to fraction form
    5,555,414.34/7,666,769.59 = 3,107,879.42/x
  3. Step 3: Cross multiply
    5,555,414.34x = 7,666,769.59 × 3,107,879.42
  4. Step 4: Simplify right side
    5,555,414.34x = 23,827,395,380,539.29
  5. Step 5: Solve for x
    x = 23,827,395,380,539.29/5,555,414.34
  6. Step 6: Final answer
    x = 4,289,040.19

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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.