Home / 71,540,268.23-98,746,979.31-41,778,944.25

Finding the Fourth Proportional to 71,540,268.23, 98,746,979.31 and 41,778,944.25

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Solution

The fourth proportional to 71,540,268.23, 98,746,979.31 and 41,778,944.25 is: 57,667,445.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,540,268.23 : 98,746,979.31 = 41,778,944.25 : x
  2. Step 2: Convert to fraction form
    71,540,268.23/98,746,979.31 = 41,778,944.25/x
  3. Step 3: Cross multiply
    71,540,268.23x = 98,746,979.31 × 41,778,944.25
  4. Step 4: Simplify right side
    71,540,268.23x = 4,125,544,543,448,393.50
  5. Step 5: Solve for x
    x = 4,125,544,543,448,393.50/71,540,268.23
  6. Step 6: Final answer
    x = 57,667,445.84

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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.