Home / 76,360,380.42-105,379,542.45-41,555,315.46

Finding the Fourth Proportional to 76,360,380.42, 105,379,542.45 and 41,555,315.46

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Solution

The fourth proportional to 76,360,380.42, 105,379,542.45 and 41,555,315.46 is: 57,347,542.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,360,380.42 : 105,379,542.45 = 41,555,315.46 : x
  2. Step 2: Convert to fraction form
    76,360,380.42/105,379,542.45 = 41,555,315.46/x
  3. Step 3: Cross multiply
    76,360,380.42x = 105,379,542.45 × 41,555,315.46
  4. Step 4: Simplify right side
    76,360,380.42x = 4,379,080,129,540,211.50
  5. Step 5: Solve for x
    x = 4,379,080,129,540,211.50/76,360,380.42
  6. Step 6: Final answer
    x = 57,347,542.08

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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.