Home / 6,694,382.72-9,242,697.03-5,142,881.18

Finding the Fourth Proportional to 6,694,382.72, 9,242,697.03 and 5,142,881.18

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Solution

The fourth proportional to 6,694,382.72, 9,242,697.03 and 5,142,881.18 is: 7,100,593.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,694,382.72 : 9,242,697.03 = 5,142,881.18 : x
  2. Step 2: Convert to fraction form
    6,694,382.72/9,242,697.03 = 5,142,881.18/x
  3. Step 3: Cross multiply
    6,694,382.72x = 9,242,697.03 × 5,142,881.18
  4. Step 4: Simplify right side
    6,694,382.72x = 47,534,092,608,028.89
  5. Step 5: Solve for x
    x = 47,534,092,608,028.89/6,694,382.72
  6. Step 6: Final answer
    x = 7,100,593.83

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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.