Home / 9,259,629.92-12,782,719.84-6,167,299.44

Finding the Fourth Proportional to 9,259,629.92, 12,782,719.84 and 6,167,299.44

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Solution

The fourth proportional to 9,259,629.92, 12,782,719.84 and 6,167,299.44 is: 8,513,824.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,259,629.92 : 12,782,719.84 = 6,167,299.44 : x
  2. Step 2: Convert to fraction form
    9,259,629.92/12,782,719.84 = 6,167,299.44/x
  3. Step 3: Cross multiply
    9,259,629.92x = 12,782,719.84 × 6,167,299.44
  4. Step 4: Simplify right side
    9,259,629.92x = 78,834,860,910,908.89
  5. Step 5: Solve for x
    x = 78,834,860,910,908.89/9,259,629.92
  6. Step 6: Final answer
    x = 8,513,824.16

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1.5x scale

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.