Home / 5,439,912.60-8,161,877.70-2,245,315.80

Finding the Fourth Proportional to 5,439,912.60, 8,161,877.70 and 2,245,315.80

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Solution

The fourth proportional to 5,439,912.60, 8,161,877.70 and 2,245,315.80 is: 3,368,802.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,912.60 : 8,161,877.70 = 2,245,315.80 : x
  2. Step 2: Convert to fraction form
    5,439,912.60/8,161,877.70 = 2,245,315.80/x
  3. Step 3: Cross multiply
    5,439,912.60x = 8,161,877.70 × 2,245,315.80
  4. Step 4: Simplify right side
    5,439,912.60x = 18,325,992,957,477.66
  5. Step 5: Solve for x
    x = 18,325,992,957,477.66/5,439,912.60
  6. Step 6: Final answer
    x = 3,368,802.83

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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.