Home / 50,278,640.56-75,404,197.32-13,878,329.20

Finding the Fourth Proportional to 50,278,640.56, 75,404,197.32 and 13,878,329.20

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Solution

The fourth proportional to 50,278,640.56, 75,404,197.32 and 13,878,329.20 is: 20,813,694.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,278,640.56 : 75,404,197.32 = 13,878,329.20 : x
  2. Step 2: Convert to fraction form
    50,278,640.56/75,404,197.32 = 13,878,329.20/x
  3. Step 3: Cross multiply
    50,278,640.56x = 75,404,197.32 × 13,878,329.20
  4. Step 4: Simplify right side
    50,278,640.56x = 1,046,484,273,228,191.12
  5. Step 5: Solve for x
    x = 1,046,484,273,228,191.12/50,278,640.56
  6. Step 6: Final answer
    x = 20,813,694.67

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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.