Home / 12,794,908.64-19,197,694.38-5,611,600.76

Finding the Fourth Proportional to 12,794,908.64, 19,197,694.38 and 5,611,600.76

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Solution

The fourth proportional to 12,794,908.64, 19,197,694.38 and 5,611,600.76 is: 8,419,739.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,794,908.64 : 19,197,694.38 = 5,611,600.76 : x
  2. Step 2: Convert to fraction form
    12,794,908.64/19,197,694.38 = 5,611,600.76/x
  3. Step 3: Cross multiply
    12,794,908.64x = 19,197,694.38 × 5,611,600.76
  4. Step 4: Simplify right side
    12,794,908.64x = 107,729,796,373,055.72
  5. Step 5: Solve for x
    x = 107,729,796,373,055.72/12,794,908.64
  6. Step 6: Final answer
    x = 8,419,739.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.