Home / 4,885,786.70-7,328,680.05-3,673,313.90

Finding the Fourth Proportional to 4,885,786.70, 7,328,680.05 and 3,673,313.90

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Solution

The fourth proportional to 4,885,786.70, 7,328,680.05 and 3,673,313.90 is: 5,509,970.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885,786.70 : 7,328,680.05 = 3,673,313.90 : x
  2. Step 2: Convert to fraction form
    4,885,786.70/7,328,680.05 = 3,673,313.90/x
  3. Step 3: Cross multiply
    4,885,786.70x = 7,328,680.05 × 3,673,313.90
  4. Step 4: Simplify right side
    4,885,786.70x = 26,920,542,296,317.70
  5. Step 5: Solve for x
    x = 26,920,542,296,317.70/4,885,786.70
  6. Step 6: Final answer
    x = 5,509,970.85

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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.