Home / 11,682,125.50-16,120,993.68-6,455,050.60

Finding the Fourth Proportional to 11,682,125.50, 16,120,993.68 and 6,455,050.60

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Solution

The fourth proportional to 11,682,125.50, 16,120,993.68 and 6,455,050.60 is: 8,907,782.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,682,125.50 : 16,120,993.68 = 6,455,050.60 : x
  2. Step 2: Convert to fraction form
    11,682,125.50/16,120,993.68 = 6,455,050.60/x
  3. Step 3: Cross multiply
    11,682,125.50x = 16,120,993.68 × 6,455,050.60
  4. Step 4: Simplify right side
    11,682,125.50x = 104,061,829,926,680.20
  5. Step 5: Solve for x
    x = 104,061,829,926,680.20/11,682,125.50
  6. Step 6: Final answer
    x = 8,907,782.23

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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.