Home / 8,370,915.70-12,556,499.64-2,906,183.96

Finding the Fourth Proportional to 8,370,915.70, 12,556,499.64 and 2,906,183.96

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Solution

The fourth proportional to 8,370,915.70, 12,556,499.64 and 2,906,183.96 is: 4,359,319.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,370,915.70 : 12,556,499.64 = 2,906,183.96 : x
  2. Step 2: Convert to fraction form
    8,370,915.70/12,556,499.64 = 2,906,183.96/x
  3. Step 3: Cross multiply
    8,370,915.70x = 12,556,499.64 × 2,906,183.96
  4. Step 4: Simplify right side
    8,370,915.70x = 36,491,497,832,982.85
  5. Step 5: Solve for x
    x = 36,491,497,832,982.85/8,370,915.70
  6. Step 6: Final answer
    x = 4,359,319.72

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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.