Home / 11,082,081.40-16,635,563.70-8,568,878.20

Finding the Fourth Proportional to 11,082,081.40, 16,635,563.70 and 8,568,878.20

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Solution

The fourth proportional to 11,082,081.40, 16,635,563.70 and 8,568,878.20 is: 12,862,937.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,082,081.40 : 16,635,563.70 = 8,568,878.20 : x
  2. Step 2: Convert to fraction form
    11,082,081.40/16,635,563.70 = 8,568,878.20/x
  3. Step 3: Cross multiply
    11,082,081.40x = 16,635,563.70 × 8,568,878.20
  4. Step 4: Simplify right side
    11,082,081.40x = 142,548,119,133,641.31
  5. Step 5: Solve for x
    x = 142,548,119,133,641.31/11,082,081.40
  6. Step 6: Final answer
    x = 12,862,937.38

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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.