Home / 13,451,234.56-20,176,718.88-6,162,626.90

Finding the Fourth Proportional to 13,451,234.56, 20,176,718.88 and 6,162,626.90

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Solution

The fourth proportional to 13,451,234.56, 20,176,718.88 and 6,162,626.90 is: 9,243,879.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,451,234.56 : 20,176,718.88 = 6,162,626.90 : x
  2. Step 2: Convert to fraction form
    13,451,234.56/20,176,718.88 = 6,162,626.90/x
  3. Step 3: Cross multiply
    13,451,234.56x = 20,176,718.88 × 6,162,626.90
  4. Step 4: Simplify right side
    13,451,234.56x = 124,341,590,523,625.88
  5. Step 5: Solve for x
    x = 124,341,590,523,625.88/13,451,234.56
  6. Step 6: Final answer
    x = 9,243,879.43

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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.