Home / 6,629,278.88-9,157,410.24-5,197,056.32

Finding the Fourth Proportional to 6,629,278.88, 9,157,410.24 and 5,197,056.32

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Solution

The fourth proportional to 6,629,278.88, 9,157,410.24 and 5,197,056.32 is: 7,178,997.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629,278.88 : 9,157,410.24 = 5,197,056.32 : x
  2. Step 2: Convert to fraction form
    6,629,278.88/9,157,410.24 = 5,197,056.32/x
  3. Step 3: Cross multiply
    6,629,278.88x = 9,157,410.24 × 5,197,056.32
  4. Step 4: Simplify right side
    6,629,278.88x = 47,591,576,762,624.72
  5. Step 5: Solve for x
    x = 47,591,576,762,624.72/6,629,278.88
  6. Step 6: Final answer
    x = 7,178,997.54

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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.