Home / 18,149,026.05-27,236,108.52-7,218,093.56

Finding the Fourth Proportional to 18,149,026.05, 27,236,108.52 and 7,218,093.56

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Solution

The fourth proportional to 18,149,026.05, 27,236,108.52 and 7,218,093.56 is: 10,832,139.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149,026.05 : 27,236,108.52 = 7,218,093.56 : x
  2. Step 2: Convert to fraction form
    18,149,026.05/27,236,108.52 = 7,218,093.56/x
  3. Step 3: Cross multiply
    18,149,026.05x = 27,236,108.52 × 7,218,093.56
  4. Step 4: Simplify right side
    18,149,026.05x = 196,592,779,371,492.56
  5. Step 5: Solve for x
    x = 196,592,779,371,492.56/18,149,026.05
  6. Step 6: Final answer
    x = 10,832,139.36

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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.