Home / 8,792,140.80-13,188,211.20-5,201,961.60

Finding the Fourth Proportional to 8,792,140.80, 13,188,211.20 and 5,201,961.60

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Solution

The fourth proportional to 8,792,140.80, 13,188,211.20 and 5,201,961.60 is: 7,802,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792,140.80 : 13,188,211.20 = 5,201,961.60 : x
  2. Step 2: Convert to fraction form
    8,792,140.80/13,188,211.20 = 5,201,961.60/x
  3. Step 3: Cross multiply
    8,792,140.80x = 13,188,211.20 × 5,201,961.60
  4. Step 4: Simplify right side
    8,792,140.80x = 68,604,568,235,089.91
  5. Step 5: Solve for x
    x = 68,604,568,235,089.91/8,792,140.80
  6. Step 6: Final answer
    x = 7,802,942.40

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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.