Home / 5,905,391.72-8,149,440.52-3,189,137.72

Finding the Fourth Proportional to 5,905,391.72, 8,149,440.52 and 3,189,137.72

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Solution

The fourth proportional to 5,905,391.72, 8,149,440.52 and 3,189,137.72 is: 4,401,010.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905,391.72 : 8,149,440.52 = 3,189,137.72 : x
  2. Step 2: Convert to fraction form
    5,905,391.72/8,149,440.52 = 3,189,137.72/x
  3. Step 3: Cross multiply
    5,905,391.72x = 8,149,440.52 × 3,189,137.72
  4. Step 4: Simplify right side
    5,905,391.72x = 25,989,688,159,228.41
  5. Step 5: Solve for x
    x = 25,989,688,159,228.41/5,905,391.72
  6. Step 6: Final answer
    x = 4,401,010.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.