Home / 28,846,029.20-43,269,043.80-8,375,709.20

Finding the Fourth Proportional to 28,846,029.20, 43,269,043.80 and 8,375,709.20

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Solution

The fourth proportional to 28,846,029.20, 43,269,043.80 and 8,375,709.20 is: 12,563,563.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,846,029.20 : 43,269,043.80 = 8,375,709.20 : x
  2. Step 2: Convert to fraction form
    28,846,029.20/43,269,043.80 = 8,375,709.20/x
  3. Step 3: Cross multiply
    28,846,029.20x = 43,269,043.80 × 8,375,709.20
  4. Step 4: Simplify right side
    28,846,029.20x = 362,408,928,230,862.94
  5. Step 5: Solve for x
    x = 362,408,928,230,862.94/28,846,029.20
  6. Step 6: Final answer
    x = 12,563,563.80

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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.