Home / 18,738,338.80-28,081,264.20-14,906,714.80

Finding the Fourth Proportional to 18,738,338.80, 28,081,264.20 and 14,906,714.80

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Solution

The fourth proportional to 18,738,338.80, 28,081,264.20 and 14,906,714.80 is: 22,339,194.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,738,338.80 : 28,081,264.20 = 14,906,714.80 : x
  2. Step 2: Convert to fraction form
    18,738,338.80/28,081,264.20 = 14,906,714.80/x
  3. Step 3: Cross multiply
    18,738,338.80x = 28,081,264.20 × 14,906,714.80
  4. Step 4: Simplify right side
    18,738,338.80x = 418,599,396,652,850.19
  5. Step 5: Solve for x
    x = 418,599,396,652,850.19/18,738,338.80
  6. Step 6: Final answer
    x = 22,339,194.58

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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.