Home / 8,315,024.70-12,463,205.85-4,722,512.70

Finding the Fourth Proportional to 8,315,024.70, 12,463,205.85 and 4,722,512.70

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Solution

The fourth proportional to 8,315,024.70, 12,463,205.85 and 4,722,512.70 is: 7,078,469.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,315,024.70 : 12,463,205.85 = 4,722,512.70 : x
  2. Step 2: Convert to fraction form
    8,315,024.70/12,463,205.85 = 4,722,512.70/x
  3. Step 3: Cross multiply
    8,315,024.70x = 12,463,205.85 × 4,722,512.70
  4. Step 4: Simplify right side
    8,315,024.70x = 58,857,647,909,339.30
  5. Step 5: Solve for x
    x = 58,857,647,909,339.30/8,315,024.70
  6. Step 6: Final answer
    x = 7,078,469.40

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1.5x scale

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.