Home / 14,659,082.28-20,231,961.72-8,134,807.44

Finding the Fourth Proportional to 14,659,082.28, 20,231,961.72 and 8,134,807.44

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Solution

The fourth proportional to 14,659,082.28, 20,231,961.72 and 8,134,807.44 is: 11,227,381.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,659,082.28 : 20,231,961.72 = 8,134,807.44 : x
  2. Step 2: Convert to fraction form
    14,659,082.28/20,231,961.72 = 8,134,807.44/x
  3. Step 3: Cross multiply
    14,659,082.28x = 20,231,961.72 × 8,134,807.44
  4. Step 4: Simplify right side
    14,659,082.28x = 164,583,112,725,651.19
  5. Step 5: Solve for x
    x = 164,583,112,725,651.19/14,659,082.28
  6. Step 6: Final answer
    x = 11,227,381.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.