Home / 11,765,781.54-16,238,546.01-7,184,745.54

Finding the Fourth Proportional to 11,765,781.54, 16,238,546.01 and 7,184,745.54

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Solution

The fourth proportional to 11,765,781.54, 16,238,546.01 and 7,184,745.54 is: 9,916,028.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,765,781.54 : 16,238,546.01 = 7,184,745.54 : x
  2. Step 2: Convert to fraction form
    11,765,781.54/16,238,546.01 = 7,184,745.54/x
  3. Step 3: Cross multiply
    11,765,781.54x = 16,238,546.01 × 7,184,745.54
  4. Step 4: Simplify right side
    11,765,781.54x = 116,669,821,021,432.30
  5. Step 5: Solve for x
    x = 116,669,821,021,432.30/11,765,781.54
  6. Step 6: Final answer
    x = 9,916,028.16

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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.