Home / 5,667,477.30-7,821,120.87-3,220,091.46

Finding the Fourth Proportional to 5,667,477.30, 7,821,120.87 and 3,220,091.46

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Solution

The fourth proportional to 5,667,477.30, 7,821,120.87 and 3,220,091.46 is: 4,443,727.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,667,477.30 : 7,821,120.87 = 3,220,091.46 : x
  2. Step 2: Convert to fraction form
    5,667,477.30/7,821,120.87 = 3,220,091.46/x
  3. Step 3: Cross multiply
    5,667,477.30x = 7,821,120.87 × 3,220,091.46
  4. Step 4: Simplify right side
    5,667,477.30x = 25,184,724,521,114.77
  5. Step 5: Solve for x
    x = 25,184,724,521,114.77/5,667,477.30
  6. Step 6: Final answer
    x = 4,443,727.46

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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.