Home / 11,280,193.92-16,923,039.21-3,603,828.78

Finding the Fourth Proportional to 11,280,193.92, 16,923,039.21 and 3,603,828.78

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Solution

The fourth proportional to 11,280,193.92, 16,923,039.21 and 3,603,828.78 is: 5,406,621.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280,193.92 : 16,923,039.21 = 3,603,828.78 : x
  2. Step 2: Convert to fraction form
    11,280,193.92/16,923,039.21 = 3,603,828.78/x
  3. Step 3: Cross multiply
    11,280,193.92x = 16,923,039.21 × 3,603,828.78
  4. Step 4: Simplify right side
    11,280,193.92x = 60,987,735,750,066.46
  5. Step 5: Solve for x
    x = 60,987,735,750,066.46/11,280,193.92
  6. Step 6: Final answer
    x = 5,406,621.21

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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.