Home / 7,840,212.88-11,743,173.24-5,558,821.96

Finding the Fourth Proportional to 7,840,212.88, 11,743,173.24 and 5,558,821.96

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Solution

The fourth proportional to 7,840,212.88, 11,743,173.24 and 5,558,821.96 is: 8,326,076.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,840,212.88 : 11,743,173.24 = 5,558,821.96 : x
  2. Step 2: Convert to fraction form
    7,840,212.88/11,743,173.24 = 5,558,821.96/x
  3. Step 3: Cross multiply
    7,840,212.88x = 11,743,173.24 × 5,558,821.96
  4. Step 4: Simplify right side
    7,840,212.88x = 65,278,209,286,596.35
  5. Step 5: Solve for x
    x = 65,278,209,286,596.35/7,840,212.88
  6. Step 6: Final answer
    x = 8,326,076.13

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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.