Home / 5,306,439.88-7,324,170.37-4,947,421.96

Finding the Fourth Proportional to 5,306,439.88, 7,324,170.37 and 4,947,421.96

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Solution

The fourth proportional to 5,306,439.88, 7,324,170.37 and 4,947,421.96 is: 6,828,638.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306,439.88 : 7,324,170.37 = 4,947,421.96 : x
  2. Step 2: Convert to fraction form
    5,306,439.88/7,324,170.37 = 4,947,421.96/x
  3. Step 3: Cross multiply
    5,306,439.88x = 7,324,170.37 × 4,947,421.96
  4. Step 4: Simplify right side
    5,306,439.88x = 36,235,761,303,067.02
  5. Step 5: Solve for x
    x = 36,235,761,303,067.02/5,306,439.88
  6. Step 6: Final answer
    x = 6,828,638.82

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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.