Home / 12,050,115.75-16,629,099.80-6,543,441.72

Finding the Fourth Proportional to 12,050,115.75, 16,629,099.80 and 6,543,441.72

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Solution

The fourth proportional to 12,050,115.75, 16,629,099.80 and 6,543,441.72 is: 9,029,917.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050,115.75 : 16,629,099.80 = 6,543,441.72 : x
  2. Step 2: Convert to fraction form
    12,050,115.75/16,629,099.80 = 6,543,441.72/x
  3. Step 3: Cross multiply
    12,050,115.75x = 16,629,099.80 × 6,543,441.72
  4. Step 4: Simplify right side
    12,050,115.75x = 108,811,545,364,646.44
  5. Step 5: Solve for x
    x = 108,811,545,364,646.44/12,050,115.75
  6. Step 6: Final answer
    x = 9,029,917.03

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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.