Home / 75,027,871.68-103,536,239.17-41,538,843.29

Finding the Fourth Proportional to 75,027,871.68, 103,536,239.17 and 41,538,843.29

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Solution

The fourth proportional to 75,027,871.68, 103,536,239.17 and 41,538,843.29 is: 57,322,372.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,027,871.68 : 103,536,239.17 = 41,538,843.29 : x
  2. Step 2: Convert to fraction form
    75,027,871.68/103,536,239.17 = 41,538,843.29/x
  3. Step 3: Cross multiply
    75,027,871.68x = 103,536,239.17 × 41,538,843.29
  4. Step 4: Simplify right side
    75,027,871.68x = 4,300,775,613,757,545.50
  5. Step 5: Solve for x
    x = 4,300,775,613,757,545.50/75,027,871.68
  6. Step 6: Final answer
    x = 57,322,372.57

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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.