Home / 37,208,081.12-55,819,571.72-20,836,647.32

Finding the Fourth Proportional to 37,208,081.12, 55,819,571.72 and 20,836,647.32

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Solution

The fourth proportional to 37,208,081.12, 55,819,571.72 and 20,836,647.32 is: 31,259,143.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,208,081.12 : 55,819,571.72 = 20,836,647.32 : x
  2. Step 2: Convert to fraction form
    37,208,081.12/55,819,571.72 = 20,836,647.32/x
  3. Step 3: Cross multiply
    37,208,081.12x = 55,819,571.72 × 20,836,647.32
  4. Step 4: Simplify right side
    37,208,081.12x = 1,163,092,729,099,804.75
  5. Step 5: Solve for x
    x = 1,163,092,729,099,804.75/37,208,081.12
  6. Step 6: Final answer
    x = 31,259,143.02

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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.