Home / 27,379,920.32-41,045,515.68-12,994,112.96

Finding the Fourth Proportional to 27,379,920.32, 41,045,515.68 and 12,994,112.96

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Solution

The fourth proportional to 27,379,920.32, 41,045,515.68 and 12,994,112.96 is: 19,479,606.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,379,920.32 : 41,045,515.68 = 12,994,112.96 : x
  2. Step 2: Convert to fraction form
    27,379,920.32/41,045,515.68 = 12,994,112.96/x
  3. Step 3: Cross multiply
    27,379,920.32x = 41,045,515.68 × 12,994,112.96
  4. Step 4: Simplify right side
    27,379,920.32x = 533,350,067,247,371.25
  5. Step 5: Solve for x
    x = 533,350,067,247,371.25/27,379,920.32
  6. Step 6: Final answer
    x = 19,479,606.26

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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.