Home / 18,015,757.68-27,018,047.45-6,499,727.87

Finding the Fourth Proportional to 18,015,757.68, 27,018,047.45 and 6,499,727.87

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Solution

The fourth proportional to 18,015,757.68, 27,018,047.45 and 6,499,727.87 is: 9,747,575.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,015,757.68 : 27,018,047.45 = 6,499,727.87 : x
  2. Step 2: Convert to fraction form
    18,015,757.68/27,018,047.45 = 6,499,727.87/x
  3. Step 3: Cross multiply
    18,015,757.68x = 27,018,047.45 × 6,499,727.87
  4. Step 4: Simplify right side
    18,015,757.68x = 175,609,956,003,747.44
  5. Step 5: Solve for x
    x = 175,609,956,003,747.44/18,015,757.68
  6. Step 6: Final answer
    x = 9,747,575.38

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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.