Home / 76,029,039.82-114,054,940.52-27,518,243.68

Finding the Fourth Proportional to 76,029,039.82, 114,054,940.52 and 27,518,243.68

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Solution

The fourth proportional to 76,029,039.82, 114,054,940.52 and 27,518,243.68 is: 41,281,484.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,029,039.82 : 114,054,940.52 = 27,518,243.68 : x
  2. Step 2: Convert to fraction form
    76,029,039.82/114,054,940.52 = 27,518,243.68/x
  3. Step 3: Cross multiply
    76,029,039.82x = 114,054,940.52 × 27,518,243.68
  4. Step 4: Simplify right side
    76,029,039.82x = 3,138,591,645,920,924
  5. Step 5: Solve for x
    x = 3,138,591,645,920,924/76,029,039.82
  6. Step 6: Final answer
    x = 41,281,484.73

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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.