Home / 7,824,182.43-11,727,990.21-2,631,849

Finding the Fourth Proportional to 7,824,182.43, 11,727,990.21 and 2,631,849

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Solution

The fourth proportional to 7,824,182.43, 11,727,990.21 and 2,631,849 is: 3,944,987.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824,182.43 : 11,727,990.21 = 2,631,849 : x
  2. Step 2: Convert to fraction form
    7,824,182.43/11,727,990.21 = 2,631,849/x
  3. Step 3: Cross multiply
    7,824,182.43x = 11,727,990.21 × 2,631,849
  4. Step 4: Simplify right side
    7,824,182.43x = 30,866,299,306,198.29
  5. Step 5: Solve for x
    x = 30,866,299,306,198.29/7,824,182.43
  6. Step 6: Final answer
    x = 3,944,987.17

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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.