Home / 8,449,194.20-12,680,012.10-3,404,125.40

Finding the Fourth Proportional to 8,449,194.20, 12,680,012.10 and 3,404,125.40

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Solution

The fourth proportional to 8,449,194.20, 12,680,012.10 and 3,404,125.40 is: 5,108,694.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449,194.20 : 12,680,012.10 = 3,404,125.40 : x
  2. Step 2: Convert to fraction form
    8,449,194.20/12,680,012.10 = 3,404,125.40/x
  3. Step 3: Cross multiply
    8,449,194.20x = 12,680,012.10 × 3,404,125.40
  4. Step 4: Simplify right side
    8,449,194.20x = 43,164,351,261,917.34
  5. Step 5: Solve for x
    x = 43,164,351,261,917.34/8,449,194.20
  6. Step 6: Final answer
    x = 5,108,694.42

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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.