Home / 18,554,742.60-27,888,101.10-16,091,305.80

Finding the Fourth Proportional to 18,554,742.60, 27,888,101.10 and 16,091,305.80

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Solution

The fourth proportional to 18,554,742.60, 27,888,101.10 and 16,091,305.80 is: 24,185,512.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,554,742.60 : 27,888,101.10 = 16,091,305.80 : x
  2. Step 2: Convert to fraction form
    18,554,742.60/27,888,101.10 = 16,091,305.80/x
  3. Step 3: Cross multiply
    18,554,742.60x = 27,888,101.10 × 16,091,305.80
  4. Step 4: Simplify right side
    18,554,742.60x = 448,755,962,981,416.44
  5. Step 5: Solve for x
    x = 448,755,962,981,416.44/18,554,742.60
  6. Step 6: Final answer
    x = 24,185,512.71

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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.