Home / 8,255,490.96-12,384,221.34-3,992,596.03

Finding the Fourth Proportional to 8,255,490.96, 12,384,221.34 and 3,992,596.03

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Solution

The fourth proportional to 8,255,490.96, 12,384,221.34 and 3,992,596.03 is: 5,989,370.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,255,490.96 : 12,384,221.34 = 3,992,596.03 : x
  2. Step 2: Convert to fraction form
    8,255,490.96/12,384,221.34 = 3,992,596.03/x
  3. Step 3: Cross multiply
    8,255,490.96x = 12,384,221.34 × 3,992,596.03
  4. Step 4: Simplify right side
    8,255,490.96x = 49,445,192,956,725.27
  5. Step 5: Solve for x
    x = 49,445,192,956,725.27/8,255,490.96
  6. Step 6: Final answer
    x = 5,989,370.37

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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.