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Finding the Fourth Proportional to 8,541,517.43, 12,809,639.70 and 2,476,696.15

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Solution

The fourth proportional to 8,541,517.43, 12,809,639.70 and 2,476,696.15 is: 3,714,279.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,541,517.43 : 12,809,639.70 = 2,476,696.15 : x
  2. Step 2: Convert to fraction form
    8,541,517.43/12,809,639.70 = 2,476,696.15/x
  3. Step 3: Cross multiply
    8,541,517.43x = 12,809,639.70 × 2,476,696.15
  4. Step 4: Simplify right side
    8,541,517.43x = 31,725,585,271,834.98
  5. Step 5: Solve for x
    x = 31,725,585,271,834.98/8,541,517.43
  6. Step 6: Final answer
    x = 3,714,279.75

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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.