Home / 18,523,611.11-27,785,014.81-6,392,666.56

Finding the Fourth Proportional to 18,523,611.11, 27,785,014.81 and 6,392,666.56

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Solution

The fourth proportional to 18,523,611.11, 27,785,014.81 and 6,392,666.56 is: 9,588,861.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,523,611.11 : 27,785,014.81 = 6,392,666.56 : x
  2. Step 2: Convert to fraction form
    18,523,611.11/27,785,014.81 = 6,392,666.56/x
  3. Step 3: Cross multiply
    18,523,611.11x = 27,785,014.81 × 6,392,666.56
  4. Step 4: Simplify right side
    18,523,611.11x = 177,620,335,044,991.72
  5. Step 5: Solve for x
    x = 177,620,335,044,991.72/18,523,611.11
  6. Step 6: Final answer
    x = 9,588,861.16

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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.