Home / 5,715,407.89-7,886,245.35-3,234,616.84

Finding the Fourth Proportional to 5,715,407.89, 7,886,245.35 and 3,234,616.84

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Solution

The fourth proportional to 5,715,407.89, 7,886,245.35 and 3,234,616.84 is: 4,463,195.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715,407.89 : 7,886,245.35 = 3,234,616.84 : x
  2. Step 2: Convert to fraction form
    5,715,407.89/7,886,245.35 = 3,234,616.84/x
  3. Step 3: Cross multiply
    5,715,407.89x = 7,886,245.35 × 3,234,616.84
  4. Step 4: Simplify right side
    5,715,407.89x = 25,508,982,035,469.31
  5. Step 5: Solve for x
    x = 25,508,982,035,469.31/5,715,407.89
  6. Step 6: Final answer
    x = 4,463,195.37

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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.