Home / 13,222,048.20-19,809,452.70-11,332,480.20

Finding the Fourth Proportional to 13,222,048.20, 19,809,452.70 and 11,332,480.20

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Solution

The fourth proportional to 13,222,048.20, 19,809,452.70 and 11,332,480.20 is: 16,978,476.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,222,048.20 : 19,809,452.70 = 11,332,480.20 : x
  2. Step 2: Convert to fraction form
    13,222,048.20/19,809,452.70 = 11,332,480.20/x
  3. Step 3: Cross multiply
    13,222,048.20x = 19,809,452.70 × 11,332,480.20
  4. Step 4: Simplify right side
    13,222,048.20x = 224,490,230,495,586.53
  5. Step 5: Solve for x
    x = 224,490,230,495,586.53/13,222,048.20
  6. Step 6: Final answer
    x = 16,978,476.19

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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.