Home / 68,570,797.26-94,600,761.67-39,186,365.50

Finding the Fourth Proportional to 68,570,797.26, 94,600,761.67 and 39,186,365.50

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Solution

The fourth proportional to 68,570,797.26, 94,600,761.67 and 39,186,365.50 is: 54,061,789.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,570,797.26 : 94,600,761.67 = 39,186,365.50 : x
  2. Step 2: Convert to fraction form
    68,570,797.26/94,600,761.67 = 39,186,365.50/x
  3. Step 3: Cross multiply
    68,570,797.26x = 94,600,761.67 × 39,186,365.50
  4. Step 4: Simplify right side
    68,570,797.26x = 3,707,060,023,379,010.50
  5. Step 5: Solve for x
    x = 3,707,060,023,379,010.50/68,570,797.26
  6. Step 6: Final answer
    x = 54,061,789.73

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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.