Home / 11,148,878.75-16,720,550.19-3,061,453.89

Finding the Fourth Proportional to 11,148,878.75, 16,720,550.19 and 3,061,453.89

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Solution

The fourth proportional to 11,148,878.75, 16,720,550.19 and 3,061,453.89 is: 4,591,420.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,148,878.75 : 16,720,550.19 = 3,061,453.89 : x
  2. Step 2: Convert to fraction form
    11,148,878.75/16,720,550.19 = 3,061,453.89/x
  3. Step 3: Cross multiply
    11,148,878.75x = 16,720,550.19 × 3,061,453.89
  4. Step 4: Simplify right side
    11,148,878.75x = 51,189,193,484,817.80
  5. Step 5: Solve for x
    x = 51,189,193,484,817.80/11,148,878.75
  6. Step 6: Final answer
    x = 4,591,420.77

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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.