Home / 55,284,208.80-76,291,687.44-30,504,619.68

Finding the Fourth Proportional to 55,284,208.80, 76,291,687.44 and 30,504,619.68

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Solution

The fourth proportional to 55,284,208.80, 76,291,687.44 and 30,504,619.68 is: 42,096,087.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,284,208.80 : 76,291,687.44 = 30,504,619.68 : x
  2. Step 2: Convert to fraction form
    55,284,208.80/76,291,687.44 = 30,504,619.68/x
  3. Step 3: Cross multiply
    55,284,208.80x = 76,291,687.44 × 30,504,619.68
  4. Step 4: Simplify right side
    55,284,208.80x = 2,327,248,910,102,632.50
  5. Step 5: Solve for x
    x = 2,327,248,910,102,632.50/55,284,208.80
  6. Step 6: Final answer
    x = 42,096,087.85

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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.