Home / 8,160,847.86-11,261,970.02-4,489,685.87

Finding the Fourth Proportional to 8,160,847.86, 11,261,970.02 and 4,489,685.87

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Solution

The fourth proportional to 8,160,847.86, 11,261,970.02 and 4,489,685.87 is: 6,195,766.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160,847.86 : 11,261,970.02 = 4,489,685.87 : x
  2. Step 2: Convert to fraction form
    8,160,847.86/11,261,970.02 = 4,489,685.87/x
  3. Step 3: Cross multiply
    8,160,847.86x = 11,261,970.02 × 4,489,685.87
  4. Step 4: Simplify right side
    8,160,847.86x = 50,562,707,660,166.09
  5. Step 5: Solve for x
    x = 50,562,707,660,166.09/8,160,847.86
  6. Step 6: Final answer
    x = 6,195,766.49

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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.