Home / 29,191,786.35-43,787,679.53-18,442,243.95

Finding the Fourth Proportional to 29,191,786.35, 43,787,679.53 and 18,442,243.95

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Solution

The fourth proportional to 29,191,786.35, 43,787,679.53 and 18,442,243.95 is: 27,663,365.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,191,786.35 : 43,787,679.53 = 18,442,243.95 : x
  2. Step 2: Convert to fraction form
    29,191,786.35/43,787,679.53 = 18,442,243.95/x
  3. Step 3: Cross multiply
    29,191,786.35x = 43,787,679.53 × 18,442,243.95
  4. Step 4: Simplify right side
    29,191,786.35x = 807,543,067,804,470.12
  5. Step 5: Solve for x
    x = 807,543,067,804,470.12/29,191,786.35
  6. Step 6: Final answer
    x = 27,663,365.93

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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.