Home / 16,883,571.80-25,325,367.16-11,857,320.92

Finding the Fourth Proportional to 16,883,571.80, 25,325,367.16 and 11,857,320.92

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Solution

The fourth proportional to 16,883,571.80, 25,325,367.16 and 11,857,320.92 is: 17,785,988.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,883,571.80 : 25,325,367.16 = 11,857,320.92 : x
  2. Step 2: Convert to fraction form
    16,883,571.80/25,325,367.16 = 11,857,320.92/x
  3. Step 3: Cross multiply
    16,883,571.80x = 25,325,367.16 × 11,857,320.92
  4. Step 4: Simplify right side
    16,883,571.80x = 300,291,005,832,949
  5. Step 5: Solve for x
    x = 300,291,005,832,949/16,883,571.80
  6. Step 6: Final answer
    x = 17,785,988.02

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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.