Home / 8,795,143.30-13,188,049.35-3,115,552.90

Finding the Fourth Proportional to 8,795,143.30, 13,188,049.35 and 3,115,552.90

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Solution

The fourth proportional to 8,795,143.30, 13,188,049.35 and 3,115,552.90 is: 4,671,676.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795,143.30 : 13,188,049.35 = 3,115,552.90 : x
  2. Step 2: Convert to fraction form
    8,795,143.30/13,188,049.35 = 3,115,552.90/x
  3. Step 3: Cross multiply
    8,795,143.30x = 13,188,049.35 × 3,115,552.90
  4. Step 4: Simplify right side
    8,795,143.30x = 41,088,065,397,735.61
  5. Step 5: Solve for x
    x = 41,088,065,397,735.61/8,795,143.30
  6. Step 6: Final answer
    x = 4,671,676.63

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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.