Home / 52,406,991.26-72,327,029.62-31,505,790.46

Finding the Fourth Proportional to 52,406,991.26, 72,327,029.62 and 31,505,790.46

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Solution

The fourth proportional to 52,406,991.26, 72,327,029.62 and 31,505,790.46 is: 43,481,226.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,406,991.26 : 72,327,029.62 = 31,505,790.46 : x
  2. Step 2: Convert to fraction form
    52,406,991.26/72,327,029.62 = 31,505,790.46/x
  3. Step 3: Cross multiply
    52,406,991.26x = 72,327,029.62 × 31,505,790.46
  4. Step 4: Simplify right side
    52,406,991.26x = 2,278,720,239,801,933.50
  5. Step 5: Solve for x
    x = 2,278,720,239,801,933.50/52,406,991.26
  6. Step 6: Final answer
    x = 43,481,226.17

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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.