Home / 5,555,751.43-8,375,268.60-5,185,403.47

Finding the Fourth Proportional to 5,555,751.43, 8,375,268.60 and 5,185,403.47

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Solution

The fourth proportional to 5,555,751.43, 8,375,268.60 and 5,185,403.47 is: 7,816,970.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,751.43 : 8,375,268.60 = 5,185,403.47 : x
  2. Step 2: Convert to fraction form
    5,555,751.43/8,375,268.60 = 5,185,403.47/x
  3. Step 3: Cross multiply
    5,555,751.43x = 8,375,268.60 × 5,185,403.47
  4. Step 4: Simplify right side
    5,555,751.43x = 43,429,146,860,622.04
  5. Step 5: Solve for x
    x = 43,429,146,860,622.04/5,555,751.43
  6. Step 6: Final answer
    x = 7,816,970.83

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.