Home / 5,091,768.72-7,026,632.28-2,917,015.92

Finding the Fourth Proportional to 5,091,768.72, 7,026,632.28 and 2,917,015.92

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Solution

The fourth proportional to 5,091,768.72, 7,026,632.28 and 2,917,015.92 is: 4,025,477.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091,768.72 : 7,026,632.28 = 2,917,015.92 : x
  2. Step 2: Convert to fraction form
    5,091,768.72/7,026,632.28 = 2,917,015.92/x
  3. Step 3: Cross multiply
    5,091,768.72x = 7,026,632.28 × 2,917,015.92
  4. Step 4: Simplify right side
    5,091,768.72x = 20,496,798,224,745.90
  5. Step 5: Solve for x
    x = 20,496,798,224,745.90/5,091,768.72
  6. Step 6: Final answer
    x = 4,025,477.07

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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.