Home / 51,628,766.60-71,244,993.44-28,419,360.32

Finding the Fourth Proportional to 51,628,766.60, 71,244,993.44 and 28,419,360.32

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Solution

The fourth proportional to 51,628,766.60, 71,244,993.44 and 28,419,360.32 is: 39,217,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,628,766.60 : 71,244,993.44 = 28,419,360.32 : x
  2. Step 2: Convert to fraction form
    51,628,766.60/71,244,993.44 = 28,419,360.32/x
  3. Step 3: Cross multiply
    51,628,766.60x = 71,244,993.44 × 28,419,360.32
  4. Step 4: Simplify right side
    51,628,766.60x = 2,024,737,139,567,396.25
  5. Step 5: Solve for x
    x = 2,024,737,139,567,396.25/51,628,766.60
  6. Step 6: Final answer
    x = 39,217,228.55

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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.