Home / 76,027,243.24-105,004,195.94-51,538,441.96

Finding the Fourth Proportional to 76,027,243.24, 105,004,195.94 and 51,538,441.96

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Solution

The fourth proportional to 76,027,243.24, 105,004,195.94 and 51,538,441.96 is: 71,181,755.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,027,243.24 : 105,004,195.94 = 51,538,441.96 : x
  2. Step 2: Convert to fraction form
    76,027,243.24/105,004,195.94 = 51,538,441.96/x
  3. Step 3: Cross multiply
    76,027,243.24x = 105,004,195.94 × 51,538,441.96
  4. Step 4: Simplify right side
    76,027,243.24x = 5,411,752,658,010,158
  5. Step 5: Solve for x
    x = 5,411,752,658,010,158/76,027,243.24
  6. Step 6: Final answer
    x = 71,181,755.74

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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.