Home / 49,822,619.82-68,755,258.44-27,796,123.80

Finding the Fourth Proportional to 49,822,619.82, 68,755,258.44 and 27,796,123.80

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Solution

The fourth proportional to 49,822,619.82, 68,755,258.44 and 27,796,123.80 is: 38,358,674.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,822,619.82 : 68,755,258.44 = 27,796,123.80 : x
  2. Step 2: Convert to fraction form
    49,822,619.82/68,755,258.44 = 27,796,123.80/x
  3. Step 3: Cross multiply
    49,822,619.82x = 68,755,258.44 × 27,796,123.80
  4. Step 4: Simplify right side
    49,822,619.82x = 1,911,129,675,499,234.75
  5. Step 5: Solve for x
    x = 1,911,129,675,499,234.75/49,822,619.82
  6. Step 6: Final answer
    x = 38,358,674.88

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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.