Home / 11,498,333.80-17,259,463.60-8,469,120.10

Finding the Fourth Proportional to 11,498,333.80, 17,259,463.60 and 8,469,120.10

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Solution

The fourth proportional to 11,498,333.80, 17,259,463.60 and 8,469,120.10 is: 12,712,491.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,498,333.80 : 17,259,463.60 = 8,469,120.10 : x
  2. Step 2: Convert to fraction form
    11,498,333.80/17,259,463.60 = 8,469,120.10/x
  3. Step 3: Cross multiply
    11,498,333.80x = 17,259,463.60 × 8,469,120.10
  4. Step 4: Simplify right side
    11,498,333.80x = 146,172,470,047,632.75
  5. Step 5: Solve for x
    x = 146,172,470,047,632.75/11,498,333.80
  6. Step 6: Final answer
    x = 12,712,491.44

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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.