Home / 12,189,585.99-18,271,487.57-4,508,294.43

Finding the Fourth Proportional to 12,189,585.99, 18,271,487.57 and 4,508,294.43

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Solution

The fourth proportional to 12,189,585.99, 18,271,487.57 and 4,508,294.43 is: 6,757,673.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,189,585.99 : 18,271,487.57 = 4,508,294.43 : x
  2. Step 2: Convert to fraction form
    12,189,585.99/18,271,487.57 = 4,508,294.43/x
  3. Step 3: Cross multiply
    12,189,585.99x = 18,271,487.57 × 4,508,294.43
  4. Step 4: Simplify right side
    12,189,585.99x = 82,373,245,617,103.77
  5. Step 5: Solve for x
    x = 82,373,245,617,103.77/12,189,585.99
  6. Step 6: Final answer
    x = 6,757,673.78

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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.