Home / 5,396,824.88-7,447,637.78-2,949,435.19

Finding the Fourth Proportional to 5,396,824.88, 7,447,637.78 and 2,949,435.19

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Solution

The fourth proportional to 5,396,824.88, 7,447,637.78 and 2,949,435.19 is: 4,070,231.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396,824.88 : 7,447,637.78 = 2,949,435.19 : x
  2. Step 2: Convert to fraction form
    5,396,824.88/7,447,637.78 = 2,949,435.19/x
  3. Step 3: Cross multiply
    5,396,824.88x = 7,447,637.78 × 2,949,435.19
  4. Step 4: Simplify right side
    5,396,824.88x = 21,966,324,950,705.48
  5. Step 5: Solve for x
    x = 21,966,324,950,705.48/5,396,824.88
  6. Step 6: Final answer
    x = 4,070,231.19

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1.5x scale

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.