Home / 7,883,261.80-11,826,642.30-3,622,402.60

Finding the Fourth Proportional to 7,883,261.80, 11,826,642.30 and 3,622,402.60

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Solution

The fourth proportional to 7,883,261.80, 11,826,642.30 and 3,622,402.60 is: 5,434,407.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,883,261.80 : 11,826,642.30 = 3,622,402.60 : x
  2. Step 2: Convert to fraction form
    7,883,261.80/11,826,642.30 = 3,622,402.60/x
  3. Step 3: Cross multiply
    7,883,261.80x = 11,826,642.30 × 3,622,402.60
  4. Step 4: Simplify right side
    7,883,261.80x = 42,840,859,816,789.98
  5. Step 5: Solve for x
    x = 42,840,859,816,789.98/7,883,261.80
  6. Step 6: Final answer
    x = 5,434,407.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.