Home / 8,571,048.56-12,856,204.20-2,587,238

Finding the Fourth Proportional to 8,571,048.56, 12,856,204.20 and 2,587,238

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Solution

The fourth proportional to 8,571,048.56, 12,856,204.20 and 2,587,238 is: 3,880,745.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,571,048.56 : 12,856,204.20 = 2,587,238 : x
  2. Step 2: Convert to fraction form
    8,571,048.56/12,856,204.20 = 2,587,238/x
  3. Step 3: Cross multiply
    8,571,048.56x = 12,856,204.20 × 2,587,238
  4. Step 4: Simplify right side
    8,571,048.56x = 33,262,060,041,999.60
  5. Step 5: Solve for x
    x = 33,262,060,041,999.60/8,571,048.56
  6. Step 6: Final answer
    x = 3,880,745.72

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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.