Home / 54,567,651.30-81,862,849.35-18,187,343.70

Finding the Fourth Proportional to 54,567,651.30, 81,862,849.35 and 18,187,343.70

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Solution

The fourth proportional to 54,567,651.30, 81,862,849.35 and 18,187,343.70 is: 27,284,805.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,567,651.30 : 81,862,849.35 = 18,187,343.70 : x
  2. Step 2: Convert to fraction form
    54,567,651.30/81,862,849.35 = 18,187,343.70/x
  3. Step 3: Cross multiply
    54,567,651.30x = 81,862,849.35 × 18,187,343.70
  4. Step 4: Simplify right side
    54,567,651.30x = 1,488,867,777,389,771.50
  5. Step 5: Solve for x
    x = 1,488,867,777,389,771.50/54,567,651.30
  6. Step 6: Final answer
    x = 27,284,805.96

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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.