Home / 22,428,039.45-33,642,059.18-18,442,231.95

Finding the Fourth Proportional to 22,428,039.45, 33,642,059.18 and 18,442,231.95

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Solution

The fourth proportional to 22,428,039.45, 33,642,059.18 and 18,442,231.95 is: 27,663,347.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,039.45 : 33,642,059.18 = 18,442,231.95 : x
  2. Step 2: Convert to fraction form
    22,428,039.45/33,642,059.18 = 18,442,231.95/x
  3. Step 3: Cross multiply
    22,428,039.45x = 33,642,059.18 × 18,442,231.95
  4. Step 4: Simplify right side
    22,428,039.45x = 620,434,658,673,186.75
  5. Step 5: Solve for x
    x = 620,434,658,673,186.75/22,428,039.45
  6. Step 6: Final answer
    x = 27,663,347.93

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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.