Home / 76,843,992.62-106,044,392.70-41,561,837.12

Finding the Fourth Proportional to 76,843,992.62, 106,044,392.70 and 41,561,837.12

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Solution

The fourth proportional to 76,843,992.62, 106,044,392.70 and 41,561,837.12 is: 57,355,163.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,843,992.62 : 106,044,392.70 = 41,561,837.12 : x
  2. Step 2: Convert to fraction form
    76,843,992.62/106,044,392.70 = 41,561,837.12/x
  3. Step 3: Cross multiply
    76,843,992.62x = 106,044,392.70 × 41,561,837.12
  4. Step 4: Simplify right side
    76,843,992.62x = 4,407,399,776,356,495.50
  5. Step 5: Solve for x
    x = 4,407,399,776,356,495.50/76,843,992.62
  6. Step 6: Final answer
    x = 57,355,163.71

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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.