Home / 8,153,042.55-12,231,040.05-4,099,328.70

Finding the Fourth Proportional to 8,153,042.55, 12,231,040.05 and 4,099,328.70

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Solution

The fourth proportional to 8,153,042.55, 12,231,040.05 and 4,099,328.70 is: 6,149,735.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,153,042.55 : 12,231,040.05 = 4,099,328.70 : x
  2. Step 2: Convert to fraction form
    8,153,042.55/12,231,040.05 = 4,099,328.70/x
  3. Step 3: Cross multiply
    8,153,042.55x = 12,231,040.05 × 4,099,328.70
  4. Step 4: Simplify right side
    8,153,042.55x = 50,139,053,507,814.44
  5. Step 5: Solve for x
    x = 50,139,053,507,814.44/8,153,042.55
  6. Step 6: Final answer
    x = 6,149,735.29

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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.