Home / 27,085,242.36-40,603,948.44-20,723,893.68

Finding the Fourth Proportional to 27,085,242.36, 40,603,948.44 and 20,723,893.68

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Solution

The fourth proportional to 27,085,242.36, 40,603,948.44 and 20,723,893.68 is: 31,067,542.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,085,242.36 : 40,603,948.44 = 20,723,893.68 : x
  2. Step 2: Convert to fraction form
    27,085,242.36/40,603,948.44 = 20,723,893.68/x
  3. Step 3: Cross multiply
    27,085,242.36x = 40,603,948.44 × 20,723,893.68
  4. Step 4: Simplify right side
    27,085,242.36x = 841,471,910,458,761.75
  5. Step 5: Solve for x
    x = 841,471,910,458,761.75/27,085,242.36
  6. Step 6: Final answer
    x = 31,067,542.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.