Home / 8,651,426.12-12,976,996.60-2,586,172.04

Finding the Fourth Proportional to 8,651,426.12, 12,976,996.60 and 2,586,172.04

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Solution

The fourth proportional to 8,651,426.12, 12,976,996.60 and 2,586,172.04 is: 3,879,215.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,651,426.12 : 12,976,996.60 = 2,586,172.04 : x
  2. Step 2: Convert to fraction form
    8,651,426.12/12,976,996.60 = 2,586,172.04/x
  3. Step 3: Cross multiply
    8,651,426.12x = 12,976,996.60 × 2,586,172.04
  4. Step 4: Simplify right side
    8,651,426.12x = 33,560,745,770,095.06
  5. Step 5: Solve for x
    x = 33,560,745,770,095.06/8,651,426.12
  6. Step 6: Final answer
    x = 3,879,215.44

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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.