Home / 8,183,294.46-12,278,481.39-4,392,348.66

Finding the Fourth Proportional to 8,183,294.46, 12,278,481.39 and 4,392,348.66

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Solution

The fourth proportional to 8,183,294.46, 12,278,481.39 and 4,392,348.66 is: 6,590,422.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,183,294.46 : 12,278,481.39 = 4,392,348.66 : x
  2. Step 2: Convert to fraction form
    8,183,294.46/12,278,481.39 = 4,392,348.66/x
  3. Step 3: Cross multiply
    8,183,294.46x = 12,278,481.39 × 4,392,348.66
  4. Step 4: Simplify right side
    8,183,294.46x = 53,931,371,280,201.45
  5. Step 5: Solve for x
    x = 53,931,371,280,201.45/8,183,294.46
  6. Step 6: Final answer
    x = 6,590,422.91

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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.