Home / 36,498,072.48-50,378,557.68-21,038,494.56

Finding the Fourth Proportional to 36,498,072.48, 50,378,557.68 and 21,038,494.56

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Solution

The fourth proportional to 36,498,072.48, 50,378,557.68 and 21,038,494.56 is: 29,039,588.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,498,072.48 : 50,378,557.68 = 21,038,494.56 : x
  2. Step 2: Convert to fraction form
    36,498,072.48/50,378,557.68 = 21,038,494.56/x
  3. Step 3: Cross multiply
    36,498,072.48x = 50,378,557.68 × 21,038,494.56
  4. Step 4: Simplify right side
    36,498,072.48x = 1,059,889,011,691,326.12
  5. Step 5: Solve for x
    x = 1,059,889,011,691,326.12/36,498,072.48
  6. Step 6: Final answer
    x = 29,039,588.66

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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.