Home / 5,189,493.92-7,161,501.34-2,802,564.25

Finding the Fourth Proportional to 5,189,493.92, 7,161,501.34 and 2,802,564.25

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Solution

The fourth proportional to 5,189,493.92, 7,161,501.34 and 2,802,564.25 is: 3,867,538.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,493.92 : 7,161,501.34 = 2,802,564.25 : x
  2. Step 2: Convert to fraction form
    5,189,493.92/7,161,501.34 = 2,802,564.25/x
  3. Step 3: Cross multiply
    5,189,493.92x = 7,161,501.34 × 2,802,564.25
  4. Step 4: Simplify right side
    5,189,493.92x = 20,070,567,611,571.25
  5. Step 5: Solve for x
    x = 20,070,567,611,571.25/5,189,493.92
  6. Step 6: Final answer
    x = 3,867,538.51

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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.