Home / 5,114,112.87-7,057,461.33-2,822,257.16

Finding the Fourth Proportional to 5,114,112.87, 7,057,461.33 and 2,822,257.16

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Solution

The fourth proportional to 5,114,112.87, 7,057,461.33 and 2,822,257.16 is: 3,894,706.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114,112.87 : 7,057,461.33 = 2,822,257.16 : x
  2. Step 2: Convert to fraction form
    5,114,112.87/7,057,461.33 = 2,822,257.16/x
  3. Step 3: Cross multiply
    5,114,112.87x = 7,057,461.33 × 2,822,257.16
  4. Step 4: Simplify right side
    5,114,112.87x = 19,917,970,770,015.62
  5. Step 5: Solve for x
    x = 19,917,970,770,015.62/5,114,112.87
  6. Step 6: Final answer
    x = 3,894,706.92

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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.