Home / 13,349,906.80-20,018,228.86-4,250,816.60

Finding the Fourth Proportional to 13,349,906.80, 20,018,228.86 and 4,250,816.60

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Solution

The fourth proportional to 13,349,906.80, 20,018,228.86 and 4,250,816.60 is: 6,374,113.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349,906.80 : 20,018,228.86 = 4,250,816.60 : x
  2. Step 2: Convert to fraction form
    13,349,906.80/20,018,228.86 = 4,250,816.60/x
  3. Step 3: Cross multiply
    13,349,906.80x = 20,018,228.86 × 4,250,816.60
  4. Step 4: Simplify right side
    13,349,906.80x = 85,093,819,540,687.06
  5. Step 5: Solve for x
    x = 85,093,819,540,687.06/13,349,906.80
  6. Step 6: Final answer
    x = 6,374,113.38

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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.