Home / 7,913,642.20-11,870,482.74-2,233,863.88

Finding the Fourth Proportional to 7,913,642.20, 11,870,482.74 and 2,233,863.88

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Solution

The fourth proportional to 7,913,642.20, 11,870,482.74 and 2,233,863.88 is: 3,350,801.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913,642.20 : 11,870,482.74 = 2,233,863.88 : x
  2. Step 2: Convert to fraction form
    7,913,642.20/11,870,482.74 = 2,233,863.88/x
  3. Step 3: Cross multiply
    7,913,642.20x = 11,870,482.74 × 2,233,863.88
  4. Step 4: Simplify right side
    7,913,642.20x = 26,517,042,631,049.43
  5. Step 5: Solve for x
    x = 26,517,042,631,049.43/7,913,642.20
  6. Step 6: Final answer
    x = 3,350,801.31

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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.