Home / 11,780,470.80-17,670,706.20-11,581,405.20

Finding the Fourth Proportional to 11,780,470.80, 17,670,706.20 and 11,581,405.20

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Solution

The fourth proportional to 11,780,470.80, 17,670,706.20 and 11,581,405.20 is: 17,372,107.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,780,470.80 : 17,670,706.20 = 11,581,405.20 : x
  2. Step 2: Convert to fraction form
    11,780,470.80/17,670,706.20 = 11,581,405.20/x
  3. Step 3: Cross multiply
    11,780,470.80x = 17,670,706.20 × 11,581,405.20
  4. Step 4: Simplify right side
    11,780,470.80x = 204,651,608,672,352.22
  5. Step 5: Solve for x
    x = 204,651,608,672,352.22/11,780,470.80
  6. Step 6: Final answer
    x = 17,372,107.80

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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.