Home / 8,186,806.28-12,280,238.22-2,507,005.64

Finding the Fourth Proportional to 8,186,806.28, 12,280,238.22 and 2,507,005.64

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Solution

The fourth proportional to 8,186,806.28, 12,280,238.22 and 2,507,005.64 is: 3,760,517.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186,806.28 : 12,280,238.22 = 2,507,005.64 : x
  2. Step 2: Convert to fraction form
    8,186,806.28/12,280,238.22 = 2,507,005.64/x
  3. Step 3: Cross multiply
    8,186,806.28x = 12,280,238.22 × 2,507,005.64
  4. Step 4: Simplify right side
    8,186,806.28x = 30,786,626,478,083.56
  5. Step 5: Solve for x
    x = 30,786,626,478,083.56/8,186,806.28
  6. Step 6: Final answer
    x = 3,760,517.28

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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.