Home / 5,161,694.83-7,123,321.65-2,838,767.15

Finding the Fourth Proportional to 5,161,694.83, 7,123,321.65 and 2,838,767.15

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Solution

The fourth proportional to 5,161,694.83, 7,123,321.65 and 2,838,767.15 is: 3,917,599.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161,694.83 : 7,123,321.65 = 2,838,767.15 : x
  2. Step 2: Convert to fraction form
    5,161,694.83/7,123,321.65 = 2,838,767.15/x
  3. Step 3: Cross multiply
    5,161,694.83x = 7,123,321.65 × 2,838,767.15
  4. Step 4: Simplify right side
    5,161,694.83x = 20,221,451,463,299.57
  5. Step 5: Solve for x
    x = 20,221,451,463,299.57/5,161,694.83
  6. Step 6: Final answer
    x = 3,917,599.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.