Home / 36,510,907.96-50,370,286.17-21,818,188.36

Finding the Fourth Proportional to 36,510,907.96, 50,370,286.17 and 21,818,188.36

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Solution

The fourth proportional to 36,510,907.96, 50,370,286.17 and 21,818,188.36 is: 30,100,275.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,510,907.96 : 50,370,286.17 = 21,818,188.36 : x
  2. Step 2: Convert to fraction form
    36,510,907.96/50,370,286.17 = 21,818,188.36/x
  3. Step 3: Cross multiply
    36,510,907.96x = 50,370,286.17 × 21,818,188.36
  4. Step 4: Simplify right side
    36,510,907.96x = 1,098,988,391,404,163
  5. Step 5: Solve for x
    x = 1,098,988,391,404,163/36,510,907.96
  6. Step 6: Final answer
    x = 30,100,275.58

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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.