Home / 11,810,412.80-17,715,619.20-9,682,899.20

Finding the Fourth Proportional to 11,810,412.80, 17,715,619.20 and 9,682,899.20

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Solution

The fourth proportional to 11,810,412.80, 17,715,619.20 and 9,682,899.20 is: 14,524,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810,412.80 : 17,715,619.20 = 9,682,899.20 : x
  2. Step 2: Convert to fraction form
    11,810,412.80/17,715,619.20 = 9,682,899.20/x
  3. Step 3: Cross multiply
    11,810,412.80x = 17,715,619.20 × 9,682,899.20
  4. Step 4: Simplify right side
    11,810,412.80x = 171,538,554,979,184.62
  5. Step 5: Solve for x
    x = 171,538,554,979,184.62/11,810,412.80
  6. Step 6: Final answer
    x = 14,524,348.80

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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.