Home / 8,143,314.08-11,242,136.21-6,278,656.95

Finding the Fourth Proportional to 8,143,314.08, 11,242,136.21 and 6,278,656.95

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Solution

The fourth proportional to 8,143,314.08, 11,242,136.21 and 6,278,656.95 is: 8,667,910.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,143,314.08 : 11,242,136.21 = 6,278,656.95 : x
  2. Step 2: Convert to fraction form
    8,143,314.08/11,242,136.21 = 6,278,656.95/x
  3. Step 3: Cross multiply
    8,143,314.08x = 11,242,136.21 × 6,278,656.95
  4. Step 4: Simplify right side
    8,143,314.08x = 70,585,516,616,369.88
  5. Step 5: Solve for x
    x = 70,585,516,616,369.88/8,143,314.08
  6. Step 6: Final answer
    x = 8,667,910.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.