Home / 18,150,382.80-27,146,842.20-16,245,068.40

Finding the Fourth Proportional to 18,150,382.80, 27,146,842.20 and 16,245,068.40

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Solution

The fourth proportional to 18,150,382.80, 27,146,842.20 and 16,245,068.40 is: 24,297,135.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150,382.80 : 27,146,842.20 = 16,245,068.40 : x
  2. Step 2: Convert to fraction form
    18,150,382.80/27,146,842.20 = 16,245,068.40/x
  3. Step 3: Cross multiply
    18,150,382.80x = 27,146,842.20 × 16,245,068.40
  4. Step 4: Simplify right side
    18,150,382.80x = 441,002,308,383,006.50
  5. Step 5: Solve for x
    x = 441,002,308,383,006.50/18,150,382.80
  6. Step 6: Final answer
    x = 24,297,135.40

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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.