Home / 20,266,566.65-27,969,858.65-11,566,048.85

Finding the Fourth Proportional to 20,266,566.65, 27,969,858.65 and 11,566,048.85

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Solution

The fourth proportional to 20,266,566.65, 27,969,858.65 and 11,566,048.85 is: 15,962,286.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,266,566.65 : 27,969,858.65 = 11,566,048.85 : x
  2. Step 2: Convert to fraction form
    20,266,566.65/27,969,858.65 = 11,566,048.85/x
  3. Step 3: Cross multiply
    20,266,566.65x = 27,969,858.65 × 11,566,048.85
  4. Step 4: Simplify right side
    20,266,566.65x = 323,500,751,362,560.88
  5. Step 5: Solve for x
    x = 323,500,751,362,560.88/20,266,566.65
  6. Step 6: Final answer
    x = 15,962,286.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.