Home / 12,563,146.37-18,846,029.46-3,465,245.48

Finding the Fourth Proportional to 12,563,146.37, 18,846,029.46 and 3,465,245.48

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Solution

The fourth proportional to 12,563,146.37, 18,846,029.46 and 3,465,245.48 is: 5,198,229.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,563,146.37 : 18,846,029.46 = 3,465,245.48 : x
  2. Step 2: Convert to fraction form
    12,563,146.37/18,846,029.46 = 3,465,245.48/x
  3. Step 3: Cross multiply
    12,563,146.37x = 18,846,029.46 × 3,465,245.48
  4. Step 4: Simplify right side
    12,563,146.37x = 65,306,118,307,981.70
  5. Step 5: Solve for x
    x = 65,306,118,307,981.70/12,563,146.37
  6. Step 6: Final answer
    x = 5,198,229.52

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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.