Home / 5,361,436.68-7,398,857.52-2,914,047

Finding the Fourth Proportional to 5,361,436.68, 7,398,857.52 and 2,914,047

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Solution

The fourth proportional to 5,361,436.68, 7,398,857.52 and 2,914,047 is: 4,021,425.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361,436.68 : 7,398,857.52 = 2,914,047 : x
  2. Step 2: Convert to fraction form
    5,361,436.68/7,398,857.52 = 2,914,047/x
  3. Step 3: Cross multiply
    5,361,436.68x = 7,398,857.52 × 2,914,047
  4. Step 4: Simplify right side
    5,361,436.68x = 21,560,618,559,583.44
  5. Step 5: Solve for x
    x = 21,560,618,559,583.44/5,361,436.68
  6. Step 6: Final answer
    x = 4,021,425.57

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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.