Home / 8,311,203.18-12,474,468.12-4,215,398.82

Finding the Fourth Proportional to 8,311,203.18, 12,474,468.12 and 4,215,398.82

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Solution

The fourth proportional to 8,311,203.18, 12,474,468.12 and 4,215,398.82 is: 6,326,985.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,203.18 : 12,474,468.12 = 4,215,398.82 : x
  2. Step 2: Convert to fraction form
    8,311,203.18/12,474,468.12 = 4,215,398.82/x
  3. Step 3: Cross multiply
    8,311,203.18x = 12,474,468.12 × 4,215,398.82
  4. Step 4: Simplify right side
    8,311,203.18x = 52,584,858,193,175.62
  5. Step 5: Solve for x
    x = 52,584,858,193,175.62/8,311,203.18
  6. Step 6: Final answer
    x = 6,326,985.04

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Double scale
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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.