Home / 18,738,337.80-28,081,262.70-14,906,713.80

Finding the Fourth Proportional to 18,738,337.80, 28,081,262.70 and 14,906,713.80

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Solution

The fourth proportional to 18,738,337.80, 28,081,262.70 and 14,906,713.80 is: 22,339,193.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,738,337.80 : 28,081,262.70 = 14,906,713.80 : x
  2. Step 2: Convert to fraction form
    18,738,337.80/28,081,262.70 = 14,906,713.80/x
  3. Step 3: Cross multiply
    18,738,337.80x = 28,081,262.70 × 14,906,713.80
  4. Step 4: Simplify right side
    18,738,337.80x = 418,599,346,211,515.25
  5. Step 5: Solve for x
    x = 418,599,346,211,515.25/18,738,337.80
  6. Step 6: Final answer
    x = 22,339,193.09

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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.