Home / 12,453,150.30-18,679,725.45-4,375,247.10

Finding the Fourth Proportional to 12,453,150.30, 18,679,725.45 and 4,375,247.10

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Solution

The fourth proportional to 12,453,150.30, 18,679,725.45 and 4,375,247.10 is: 6,562,870.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,453,150.30 : 18,679,725.45 = 4,375,247.10 : x
  2. Step 2: Convert to fraction form
    12,453,150.30/18,679,725.45 = 4,375,247.10/x
  3. Step 3: Cross multiply
    12,453,150.30x = 18,679,725.45 × 4,375,247.10
  4. Step 4: Simplify right side
    12,453,150.30x = 81,728,414,603,908.69
  5. Step 5: Solve for x
    x = 81,728,414,603,908.69/12,453,150.30
  6. Step 6: Final answer
    x = 6,562,870.65

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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.