Home / 7,444,891.80-11,167,337.70-2,657,986.20

Finding the Fourth Proportional to 7,444,891.80, 11,167,337.70 and 2,657,986.20

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Solution

The fourth proportional to 7,444,891.80, 11,167,337.70 and 2,657,986.20 is: 3,986,979.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444,891.80 : 11,167,337.70 = 2,657,986.20 : x
  2. Step 2: Convert to fraction form
    7,444,891.80/11,167,337.70 = 2,657,986.20/x
  3. Step 3: Cross multiply
    7,444,891.80x = 11,167,337.70 × 2,657,986.20
  4. Step 4: Simplify right side
    7,444,891.80x = 29,682,629,497,339.74
  5. Step 5: Solve for x
    x = 29,682,629,497,339.74/7,444,891.80
  6. Step 6: Final answer
    x = 3,986,979.30

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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.