Home / 8,508,179.76-12,751,626.12-4,249,536.72

Finding the Fourth Proportional to 8,508,179.76, 12,751,626.12 and 4,249,536.72

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Solution

The fourth proportional to 8,508,179.76, 12,751,626.12 and 4,249,536.72 is: 6,368,989.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508,179.76 : 12,751,626.12 = 4,249,536.72 : x
  2. Step 2: Convert to fraction form
    8,508,179.76/12,751,626.12 = 4,249,536.72/x
  3. Step 3: Cross multiply
    8,508,179.76x = 12,751,626.12 × 4,249,536.72
  4. Step 4: Simplify right side
    8,508,179.76x = 54,188,503,436,651.12
  5. Step 5: Solve for x
    x = 54,188,503,436,651.12/8,508,179.76
  6. Step 6: Final answer
    x = 6,368,989.02

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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.