Home / 13,624,945.38-20,414,282.85-8,222,242.95

Finding the Fourth Proportional to 13,624,945.38, 20,414,282.85 and 8,222,242.95

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Solution

The fourth proportional to 13,624,945.38, 20,414,282.85 and 8,222,242.95 is: 12,319,403.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,624,945.38 : 20,414,282.85 = 8,222,242.95 : x
  2. Step 2: Convert to fraction form
    13,624,945.38/20,414,282.85 = 8,222,242.95/x
  3. Step 3: Cross multiply
    13,624,945.38x = 20,414,282.85 × 8,222,242.95
  4. Step 4: Simplify right side
    13,624,945.38x = 167,851,193,242,718.44
  5. Step 5: Solve for x
    x = 167,851,193,242,718.44/13,624,945.38
  6. Step 6: Final answer
    x = 12,319,403.02

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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.