Home / 19,542,012.80-29,313,019.20-14,440,179.20

Finding the Fourth Proportional to 19,542,012.80, 29,313,019.20 and 14,440,179.20

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Solution

The fourth proportional to 19,542,012.80, 29,313,019.20 and 14,440,179.20 is: 21,660,268.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,542,012.80 : 29,313,019.20 = 14,440,179.20 : x
  2. Step 2: Convert to fraction form
    19,542,012.80/29,313,019.20 = 14,440,179.20/x
  3. Step 3: Cross multiply
    19,542,012.80x = 29,313,019.20 × 14,440,179.20
  4. Step 4: Simplify right side
    19,542,012.80x = 423,285,250,141,040.62
  5. Step 5: Solve for x
    x = 423,285,250,141,040.62/19,542,012.80
  6. Step 6: Final answer
    x = 21,660,268.80

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1.5x scale

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.