Home / 7,129,376.80-10,694,065.20-2,335,910.20

Finding the Fourth Proportional to 7,129,376.80, 10,694,065.20 and 2,335,910.20

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Solution

The fourth proportional to 7,129,376.80, 10,694,065.20 and 2,335,910.20 is: 3,503,865.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,129,376.80 : 10,694,065.20 = 2,335,910.20 : x
  2. Step 2: Convert to fraction form
    7,129,376.80/10,694,065.20 = 2,335,910.20/x
  3. Step 3: Cross multiply
    7,129,376.80x = 10,694,065.20 × 2,335,910.20
  4. Step 4: Simplify right side
    7,129,376.80x = 24,980,375,980,145.04
  5. Step 5: Solve for x
    x = 24,980,375,980,145.04/7,129,376.80
  6. Step 6: Final answer
    x = 3,503,865.30

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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.