Home / 73,111,406.49-109,451,913.26-54,027,305.37

Finding the Fourth Proportional to 73,111,406.49, 109,451,913.26 and 54,027,305.37

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Solution

The fourth proportional to 73,111,406.49, 109,451,913.26 and 54,027,305.37 is: 80,881,933.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,111,406.49 : 109,451,913.26 = 54,027,305.37 : x
  2. Step 2: Convert to fraction form
    73,111,406.49/109,451,913.26 = 54,027,305.37/x
  3. Step 3: Cross multiply
    73,111,406.49x = 109,451,913.26 × 54,027,305.37
  4. Step 4: Simplify right side
    73,111,406.49x = 5,913,391,940,758,635
  5. Step 5: Solve for x
    x = 5,913,391,940,758,635/73,111,406.49
  6. Step 6: Final answer
    x = 80,881,933.81

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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.