Home / 11,810,181.80-17,715,272.70-8,954,834.60

Finding the Fourth Proportional to 11,810,181.80, 17,715,272.70 and 8,954,834.60

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Solution

The fourth proportional to 11,810,181.80, 17,715,272.70 and 8,954,834.60 is: 13,432,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810,181.80 : 17,715,272.70 = 8,954,834.60 : x
  2. Step 2: Convert to fraction form
    11,810,181.80/17,715,272.70 = 8,954,834.60/x
  3. Step 3: Cross multiply
    11,810,181.80x = 17,715,272.70 × 8,954,834.60
  4. Step 4: Simplify right side
    11,810,181.80x = 158,637,336,922,395.41
  5. Step 5: Solve for x
    x = 158,637,336,922,395.41/11,810,181.80
  6. Step 6: Final answer
    x = 13,432,251.90

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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.