Home / 56,135,759.78-77,438,331.82-35,521,163.39

Finding the Fourth Proportional to 56,135,759.78, 77,438,331.82 and 35,521,163.39

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Solution

The fourth proportional to 56,135,759.78, 77,438,331.82 and 35,521,163.39 is: 49,000,844.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,135,759.78 : 77,438,331.82 = 35,521,163.39 : x
  2. Step 2: Convert to fraction form
    56,135,759.78/77,438,331.82 = 35,521,163.39/x
  3. Step 3: Cross multiply
    56,135,759.78x = 77,438,331.82 × 35,521,163.39
  4. Step 4: Simplify right side
    56,135,759.78x = 2,750,699,637,465,253.50
  5. Step 5: Solve for x
    x = 2,750,699,637,465,253.50/56,135,759.78
  6. Step 6: Final answer
    x = 49,000,844.53

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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.