Home / 76,027,242.24-105,004,194.56-51,538,440.96

Finding the Fourth Proportional to 76,027,242.24, 105,004,194.56 and 51,538,440.96

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Solution

The fourth proportional to 76,027,242.24, 105,004,194.56 and 51,538,440.96 is: 71,181,754.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,027,242.24 : 105,004,194.56 = 51,538,440.96 : x
  2. Step 2: Convert to fraction form
    76,027,242.24/105,004,194.56 = 51,538,440.96/x
  3. Step 3: Cross multiply
    76,027,242.24x = 105,004,194.56 × 51,538,440.96
  4. Step 4: Simplify right side
    76,027,242.24x = 5,411,752,481,882,913
  5. Step 5: Solve for x
    x = 5,411,752,481,882,913/76,027,242.24
  6. Step 6: Final answer
    x = 71,181,754.36

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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.