Home / 14,567,180.28-20,102,709.78-8,040,811.38

Finding the Fourth Proportional to 14,567,180.28, 20,102,709.78 and 8,040,811.38

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Solution

The fourth proportional to 14,567,180.28, 20,102,709.78 and 8,040,811.38 is: 11,096,320.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,567,180.28 : 20,102,709.78 = 8,040,811.38 : x
  2. Step 2: Convert to fraction form
    14,567,180.28/20,102,709.78 = 8,040,811.38/x
  3. Step 3: Cross multiply
    14,567,180.28x = 20,102,709.78 × 8,040,811.38
  4. Step 4: Simplify right side
    14,567,180.28x = 161,642,097,567,861.31
  5. Step 5: Solve for x
    x = 161,642,097,567,861.31/14,567,180.28
  6. Step 6: Final answer
    x = 11,096,320.25

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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.