Home / 5,434,012.50-7,505,514.12-3,961,589.28

Finding the Fourth Proportional to 5,434,012.50, 7,505,514.12 and 3,961,589.28

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Solution

The fourth proportional to 5,434,012.50, 7,505,514.12 and 3,961,589.28 is: 5,471,787.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,012.50 : 7,505,514.12 = 3,961,589.28 : x
  2. Step 2: Convert to fraction form
    5,434,012.50/7,505,514.12 = 3,961,589.28/x
  3. Step 3: Cross multiply
    5,434,012.50x = 7,505,514.12 × 3,961,589.28
  4. Step 4: Simplify right side
    5,434,012.50x = 29,733,764,278,680.63
  5. Step 5: Solve for x
    x = 29,733,764,278,680.63/5,434,012.50
  6. Step 6: Final answer
    x = 5,471,787.98

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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.