Home / 5,555,747.80-8,351,336.40-5,236,883.20

Finding the Fourth Proportional to 5,555,747.80, 8,351,336.40 and 5,236,883.20

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Solution

The fourth proportional to 5,555,747.80, 8,351,336.40 and 5,236,883.20 is: 7,872,022.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,747.80 : 8,351,336.40 = 5,236,883.20 : x
  2. Step 2: Convert to fraction form
    5,555,747.80/8,351,336.40 = 5,236,883.20/x
  3. Step 3: Cross multiply
    5,555,747.80x = 8,351,336.40 × 5,236,883.20
  4. Step 4: Simplify right side
    5,555,747.80x = 43,734,973,290,708.48
  5. Step 5: Solve for x
    x = 43,734,973,290,708.48/5,555,747.80
  6. Step 6: Final answer
    x = 7,872,022.79

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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.