Home / 8,512,234.80-12,768,352.20-3,460,945.20

Finding the Fourth Proportional to 8,512,234.80, 12,768,352.20 and 3,460,945.20

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Solution

The fourth proportional to 8,512,234.80, 12,768,352.20 and 3,460,945.20 is: 5,191,417.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512,234.80 : 12,768,352.20 = 3,460,945.20 : x
  2. Step 2: Convert to fraction form
    8,512,234.80/12,768,352.20 = 3,460,945.20/x
  3. Step 3: Cross multiply
    8,512,234.80x = 12,768,352.20 × 3,460,945.20
  4. Step 4: Simplify right side
    8,512,234.80x = 44,190,567,258,499.44
  5. Step 5: Solve for x
    x = 44,190,567,258,499.44/8,512,234.80
  6. Step 6: Final answer
    x = 5,191,417.80

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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.