Home / 13,206,297.20-19,785,826.20-11,316,729.20

Finding the Fourth Proportional to 13,206,297.20, 19,785,826.20 and 11,316,729.20

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Solution

The fourth proportional to 13,206,297.20, 19,785,826.20 and 11,316,729.20 is: 16,954,853.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,206,297.20 : 19,785,826.20 = 11,316,729.20 : x
  2. Step 2: Convert to fraction form
    13,206,297.20/19,785,826.20 = 11,316,729.20/x
  3. Step 3: Cross multiply
    13,206,297.20x = 19,785,826.20 × 11,316,729.20
  4. Step 4: Simplify right side
    13,206,297.20x = 223,910,837,103,665.03
  5. Step 5: Solve for x
    x = 223,910,837,103,665.03/13,206,297.20
  6. Step 6: Final answer
    x = 16,954,853.71

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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.