Home / 8,334,521.83-12,493,257.58-5,639,131.63

Finding the Fourth Proportional to 8,334,521.83, 12,493,257.58 and 5,639,131.63

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Solution

The fourth proportional to 8,334,521.83, 12,493,257.58 and 5,639,131.63 is: 8,452,929.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,334,521.83 : 12,493,257.58 = 5,639,131.63 : x
  2. Step 2: Convert to fraction form
    8,334,521.83/12,493,257.58 = 5,639,131.63/x
  3. Step 3: Cross multiply
    8,334,521.83x = 12,493,257.58 × 5,639,131.63
  4. Step 4: Simplify right side
    8,334,521.83x = 70,451,123,981,115.25
  5. Step 5: Solve for x
    x = 70,451,123,981,115.25/8,334,521.83
  6. Step 6: Final answer
    x = 8,452,929.32

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Double scale
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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.