Home / 7,073,380.38-9,761,265-3,854,116.38

Finding the Fourth Proportional to 7,073,380.38, 9,761,265 and 3,854,116.38

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Solution

The fourth proportional to 7,073,380.38, 9,761,265 and 3,854,116.38 is: 5,318,680.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073,380.38 : 9,761,265 = 3,854,116.38 : x
  2. Step 2: Convert to fraction form
    7,073,380.38/9,761,265 = 3,854,116.38/x
  3. Step 3: Cross multiply
    7,073,380.38x = 9,761,265 × 3,854,116.38
  4. Step 4: Simplify right side
    7,073,380.38x = 37,621,051,326,020.70
  5. Step 5: Solve for x
    x = 37,621,051,326,020.70/7,073,380.38
  6. Step 6: Final answer
    x = 5,318,680.65

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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.