Home / 28,548,753.24-42,824,780.13-8,076,757.96

Finding the Fourth Proportional to 28,548,753.24, 42,824,780.13 and 8,076,757.96

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Solution

The fourth proportional to 28,548,753.24, 42,824,780.13 and 8,076,757.96 is: 12,115,603.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,548,753.24 : 42,824,780.13 = 8,076,757.96 : x
  2. Step 2: Convert to fraction form
    28,548,753.24/42,824,780.13 = 8,076,757.96/x
  3. Step 3: Cross multiply
    28,548,753.24x = 42,824,780.13 × 8,076,757.96
  4. Step 4: Simplify right side
    28,548,753.24x = 345,885,383,586,103.44
  5. Step 5: Solve for x
    x = 345,885,383,586,103.44/28,548,753.24
  6. Step 6: Final answer
    x = 12,115,603.81

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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.