Home / 7,637,958.28-10,568,138.46-6,659,935.32

Finding the Fourth Proportional to 7,637,958.28, 10,568,138.46 and 6,659,935.32

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Solution

The fourth proportional to 7,637,958.28, 10,568,138.46 and 6,659,935.32 is: 9,214,912.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637,958.28 : 10,568,138.46 = 6,659,935.32 : x
  2. Step 2: Convert to fraction form
    7,637,958.28/10,568,138.46 = 6,659,935.32/x
  3. Step 3: Cross multiply
    7,637,958.28x = 10,568,138.46 × 6,659,935.32
  4. Step 4: Simplify right side
    7,637,958.28x = 70,383,118,611,060.17
  5. Step 5: Solve for x
    x = 70,383,118,611,060.17/7,637,958.28
  6. Step 6: Final answer
    x = 9,214,912.68

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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.