Home / 11,167,345.20-16,751,017.80-3,986,986.80

Finding the Fourth Proportional to 11,167,345.20, 16,751,017.80 and 3,986,986.80

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Solution

The fourth proportional to 11,167,345.20, 16,751,017.80 and 3,986,986.80 is: 5,980,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167,345.20 : 16,751,017.80 = 3,986,986.80 : x
  2. Step 2: Convert to fraction form
    11,167,345.20/16,751,017.80 = 3,986,986.80/x
  3. Step 3: Cross multiply
    11,167,345.20x = 16,751,017.80 × 3,986,986.80
  4. Step 4: Simplify right side
    11,167,345.20x = 66,786,086,855,165.04
  5. Step 5: Solve for x
    x = 66,786,086,855,165.04/11,167,345.20
  6. Step 6: Final answer
    x = 5,980,480.20

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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.