Home / 18,883,201.20-28,324,801.80-6,112,870.80

Finding the Fourth Proportional to 18,883,201.20, 28,324,801.80 and 6,112,870.80

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Solution

The fourth proportional to 18,883,201.20, 28,324,801.80 and 6,112,870.80 is: 9,169,306.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,883,201.20 : 28,324,801.80 = 6,112,870.80 : x
  2. Step 2: Convert to fraction form
    18,883,201.20/28,324,801.80 = 6,112,870.80/x
  3. Step 3: Cross multiply
    18,883,201.20x = 28,324,801.80 × 6,112,870.80
  4. Step 4: Simplify right side
    18,883,201.20x = 173,145,853,839,007.44
  5. Step 5: Solve for x
    x = 173,145,853,839,007.44/18,883,201.20
  6. Step 6: Final answer
    x = 9,169,306.20

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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.