Home / 12,969,223.80-19,454,232.06-4,449,440.76

Finding the Fourth Proportional to 12,969,223.80, 19,454,232.06 and 4,449,440.76

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Solution

The fourth proportional to 12,969,223.80, 19,454,232.06 and 4,449,440.76 is: 6,674,297.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,969,223.80 : 19,454,232.06 = 4,449,440.76 : x
  2. Step 2: Convert to fraction form
    12,969,223.80/19,454,232.06 = 4,449,440.76/x
  3. Step 3: Cross multiply
    12,969,223.80x = 19,454,232.06 × 4,449,440.76
  4. Step 4: Simplify right side
    12,969,223.80x = 86,560,453,082,262.75
  5. Step 5: Solve for x
    x = 86,560,453,082,262.75/12,969,223.80
  6. Step 6: Final answer
    x = 6,674,297.12

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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.