Home / 30,383,785.30-45,568,524.03-8,812,694.74

Finding the Fourth Proportional to 30,383,785.30, 45,568,524.03 and 8,812,694.74

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Solution

The fourth proportional to 30,383,785.30, 45,568,524.03 and 8,812,694.74 is: 13,216,967.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,383,785.30 : 45,568,524.03 = 8,812,694.74 : x
  2. Step 2: Convert to fraction form
    30,383,785.30/45,568,524.03 = 8,812,694.74/x
  3. Step 3: Cross multiply
    30,383,785.30x = 45,568,524.03 × 8,812,694.74
  4. Step 4: Simplify right side
    30,383,785.30x = 401,581,492,028,744.62
  5. Step 5: Solve for x
    x = 401,581,492,028,744.62/30,383,785.30
  6. Step 6: Final answer
    x = 13,216,967.14

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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.