Home / 13,383,721.36-20,075,541.72-3,799,108

Finding the Fourth Proportional to 13,383,721.36, 20,075,541.72 and 3,799,108

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Solution

The fourth proportional to 13,383,721.36, 20,075,541.72 and 3,799,108 is: 5,698,650.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,383,721.36 : 20,075,541.72 = 3,799,108 : x
  2. Step 2: Convert to fraction form
    13,383,721.36/20,075,541.72 = 3,799,108/x
  3. Step 3: Cross multiply
    13,383,721.36x = 20,075,541.72 × 3,799,108
  4. Step 4: Simplify right side
    13,383,721.36x = 76,269,151,152,785.75
  5. Step 5: Solve for x
    x = 76,269,151,152,785.75/13,383,721.36
  6. Step 6: Final answer
    x = 5,698,650.55

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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.