Home / 13,738,829.37-20,610,620.52-4,640,993.20

Finding the Fourth Proportional to 13,738,829.37, 20,610,620.52 and 4,640,993.20

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Solution

The fourth proportional to 13,738,829.37, 20,610,620.52 and 4,640,993.20 is: 6,962,292.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,738,829.37 : 20,610,620.52 = 4,640,993.20 : x
  2. Step 2: Convert to fraction form
    13,738,829.37/20,610,620.52 = 4,640,993.20/x
  3. Step 3: Cross multiply
    13,738,829.37x = 20,610,620.52 × 4,640,993.20
  4. Step 4: Simplify right side
    13,738,829.37x = 95,653,749,681,100.47
  5. Step 5: Solve for x
    x = 95,653,749,681,100.47/13,738,829.37
  6. Step 6: Final answer
    x = 6,962,292.57

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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.