Home / 13,908,162.42-20,861,917.95-3,673,736.46

Finding the Fourth Proportional to 13,908,162.42, 20,861,917.95 and 3,673,736.46

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Solution

The fourth proportional to 13,908,162.42, 20,861,917.95 and 3,673,736.46 is: 5,510,518.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908,162.42 : 20,861,917.95 = 3,673,736.46 : x
  2. Step 2: Convert to fraction form
    13,908,162.42/20,861,917.95 = 3,673,736.46/x
  3. Step 3: Cross multiply
    13,908,162.42x = 20,861,917.95 × 3,673,736.46
  4. Step 4: Simplify right side
    13,908,162.42x = 76,641,188,598,443.45
  5. Step 5: Solve for x
    x = 76,641,188,598,443.45/13,908,162.42
  6. Step 6: Final answer
    x = 5,510,518.66

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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.