Home / 50,189,104.71-69,255,342.99-28,158,021.27

Finding the Fourth Proportional to 50,189,104.71, 69,255,342.99 and 28,158,021.27

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Solution

The fourth proportional to 50,189,104.71, 69,255,342.99 and 28,158,021.27 is: 38,854,915.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,189,104.71 : 69,255,342.99 = 28,158,021.27 : x
  2. Step 2: Convert to fraction form
    50,189,104.71/69,255,342.99 = 28,158,021.27/x
  3. Step 3: Cross multiply
    50,189,104.71x = 69,255,342.99 × 28,158,021.27
  4. Step 4: Simplify right side
    50,189,104.71x = 1,950,093,420,973,565.25
  5. Step 5: Solve for x
    x = 1,950,093,420,973,565.25/50,189,104.71
  6. Step 6: Final answer
    x = 38,854,915.47

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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.