Home / 22,169,617.80-33,254,426.70-18,922,360.20

Finding the Fourth Proportional to 22,169,617.80, 33,254,426.70 and 18,922,360.20

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Solution

The fourth proportional to 22,169,617.80, 33,254,426.70 and 18,922,360.20 is: 28,383,540.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,169,617.80 : 33,254,426.70 = 18,922,360.20 : x
  2. Step 2: Convert to fraction form
    22,169,617.80/33,254,426.70 = 18,922,360.20/x
  3. Step 3: Cross multiply
    22,169,617.80x = 33,254,426.70 × 18,922,360.20
  4. Step 4: Simplify right side
    22,169,617.80x = 629,252,240,261,897.25
  5. Step 5: Solve for x
    x = 629,252,240,261,897.25/22,169,617.80
  6. Step 6: Final answer
    x = 28,383,540.30

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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.