Home / 8,143,508.64-12,215,185.20-4,949,516.64

Finding the Fourth Proportional to 8,143,508.64, 12,215,185.20 and 4,949,516.64

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Solution

The fourth proportional to 8,143,508.64, 12,215,185.20 and 4,949,516.64 is: 7,424,227.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,143,508.64 : 12,215,185.20 = 4,949,516.64 : x
  2. Step 2: Convert to fraction form
    8,143,508.64/12,215,185.20 = 4,949,516.64/x
  3. Step 3: Cross multiply
    8,143,508.64x = 12,215,185.20 × 4,949,516.64
  4. Step 4: Simplify right side
    8,143,508.64x = 60,459,262,408,081.72
  5. Step 5: Solve for x
    x = 60,459,262,408,081.72/8,143,508.64
  6. Step 6: Final answer
    x = 7,424,227.70

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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.