Home / 12,833,571.20-17,703,704.16-8,702,204.64

Finding the Fourth Proportional to 12,833,571.20, 17,703,704.16 and 8,702,204.64

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Solution

The fourth proportional to 12,833,571.20, 17,703,704.16 and 8,702,204.64 is: 12,004,550.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,833,571.20 : 17,703,704.16 = 8,702,204.64 : x
  2. Step 2: Convert to fraction form
    12,833,571.20/17,703,704.16 = 8,702,204.64/x
  3. Step 3: Cross multiply
    12,833,571.20x = 17,703,704.16 × 8,702,204.64
  4. Step 4: Simplify right side
    12,833,571.20x = 154,061,256,486,339.31
  5. Step 5: Solve for x
    x = 154,061,256,486,339.31/12,833,571.20
  6. Step 6: Final answer
    x = 12,004,550.73

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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.