Home / 18,340,956.40-27,529,149.30-11,166,502.90

Finding the Fourth Proportional to 18,340,956.40, 27,529,149.30 and 11,166,502.90

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Solution

The fourth proportional to 18,340,956.40, 27,529,149.30 and 11,166,502.90 is: 16,760,539.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,340,956.40 : 27,529,149.30 = 11,166,502.90 : x
  2. Step 2: Convert to fraction form
    18,340,956.40/27,529,149.30 = 11,166,502.90/x
  3. Step 3: Cross multiply
    18,340,956.40x = 27,529,149.30 × 11,166,502.90
  4. Step 4: Simplify right side
    18,340,956.40x = 307,404,325,492,983
  5. Step 5: Solve for x
    x = 307,404,325,492,983/18,340,956.40
  6. Step 6: Final answer
    x = 16,760,539.57

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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.