Home / 55,278,944.25-76,284,728.42-30,500,673.27

Finding the Fourth Proportional to 55,278,944.25, 76,284,728.42 and 30,500,673.27

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Solution

The fourth proportional to 55,278,944.25, 76,284,728.42 and 30,500,673.27 is: 42,090,810.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,278,944.25 : 76,284,728.42 = 30,500,673.27 : x
  2. Step 2: Convert to fraction form
    55,278,944.25/76,284,728.42 = 30,500,673.27/x
  3. Step 3: Cross multiply
    55,278,944.25x = 76,284,728.42 × 30,500,673.27
  4. Step 4: Simplify right side
    55,278,944.25x = 2,326,735,576,876,600
  5. Step 5: Solve for x
    x = 2,326,735,576,876,600/55,278,944.25
  6. Step 6: Final answer
    x = 42,090,810.68

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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.