Home / 76,361,876.10-105,380,657.37-41,556,033.54

Finding the Fourth Proportional to 76,361,876.10, 105,380,657.37 and 41,556,033.54

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Solution

The fourth proportional to 76,361,876.10, 105,380,657.37 and 41,556,033.54 is: 57,348,016.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,361,876.10 : 105,380,657.37 = 41,556,033.54 : x
  2. Step 2: Convert to fraction form
    76,361,876.10/105,380,657.37 = 41,556,033.54/x
  3. Step 3: Cross multiply
    76,361,876.10x = 105,380,657.37 × 41,556,033.54
  4. Step 4: Simplify right side
    76,361,876.10x = 4,379,202,132,134,968.50
  5. Step 5: Solve for x
    x = 4,379,202,132,134,968.50/76,361,876.10
  6. Step 6: Final answer
    x = 57,348,016.52

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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.