Home / 18,045,189.38-27,071,153.74-8,197,944.22

Finding the Fourth Proportional to 18,045,189.38, 27,071,153.74 and 8,197,944.22

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Solution

The fourth proportional to 18,045,189.38, 27,071,153.74 and 8,197,944.22 is: 12,298,447.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,045,189.38 : 27,071,153.74 = 8,197,944.22 : x
  2. Step 2: Convert to fraction form
    18,045,189.38/27,071,153.74 = 8,197,944.22/x
  3. Step 3: Cross multiply
    18,045,189.38x = 27,071,153.74 × 8,197,944.22
  4. Step 4: Simplify right side
    18,045,189.38x = 221,927,808,375,650.78
  5. Step 5: Solve for x
    x = 221,927,808,375,650.78/18,045,189.38
  6. Step 6: Final answer
    x = 12,298,447.17

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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.