Home / 52,063,635.44-78,040,391.64-19,253,122.31

Finding the Fourth Proportional to 52,063,635.44, 78,040,391.64 and 19,253,122.31

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Solution

The fourth proportional to 52,063,635.44, 78,040,391.64 and 19,253,122.31 is: 28,859,321.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,063,635.44 : 78,040,391.64 = 19,253,122.31 : x
  2. Step 2: Convert to fraction form
    52,063,635.44/78,040,391.64 = 19,253,122.31/x
  3. Step 3: Cross multiply
    52,063,635.44x = 78,040,391.64 × 19,253,122.31
  4. Step 4: Simplify right side
    52,063,635.44x = 1,502,521,204,975,019.50
  5. Step 5: Solve for x
    x = 1,502,521,204,975,019.50/52,063,635.44
  6. Step 6: Final answer
    x = 28,859,321.72

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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.