Home / 6,374,990.78-8,797,226.91-3,474,319.22

Finding the Fourth Proportional to 6,374,990.78, 8,797,226.91 and 3,474,319.22

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Solution

The fourth proportional to 6,374,990.78, 8,797,226.91 and 3,474,319.22 is: 4,794,418.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,374,990.78 : 8,797,226.91 = 3,474,319.22 : x
  2. Step 2: Convert to fraction form
    6,374,990.78/8,797,226.91 = 3,474,319.22/x
  3. Step 3: Cross multiply
    6,374,990.78x = 8,797,226.91 × 3,474,319.22
  4. Step 4: Simplify right side
    6,374,990.78x = 30,564,374,536,114.21
  5. Step 5: Solve for x
    x = 30,564,374,536,114.21/6,374,990.78
  6. Step 6: Final answer
    x = 4,794,418.63

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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.