Home / 12,189,586.99-18,271,489.06-4,508,295.43

Finding the Fourth Proportional to 12,189,586.99, 18,271,489.06 and 4,508,295.43

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Solution

The fourth proportional to 12,189,586.99, 18,271,489.06 and 4,508,295.43 is: 6,757,675.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,189,586.99 : 18,271,489.06 = 4,508,295.43 : x
  2. Step 2: Convert to fraction form
    12,189,586.99/18,271,489.06 = 4,508,295.43/x
  3. Step 3: Cross multiply
    12,189,586.99x = 18,271,489.06 × 4,508,295.43
  4. Step 4: Simplify right side
    12,189,586.99x = 82,373,270,628,492.98
  5. Step 5: Solve for x
    x = 82,373,270,628,492.98/12,189,586.99
  6. Step 6: Final answer
    x = 6,757,675.28

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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.