Home / 14,946,747.39-20,628,035.06-9,149,360.31

Finding the Fourth Proportional to 14,946,747.39, 20,628,035.06 and 9,149,360.31

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Solution

The fourth proportional to 14,946,747.39, 20,628,035.06 and 9,149,360.31 is: 12,627,049.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,946,747.39 : 20,628,035.06 = 9,149,360.31 : x
  2. Step 2: Convert to fraction form
    14,946,747.39/20,628,035.06 = 9,149,360.31/x
  3. Step 3: Cross multiply
    14,946,747.39x = 20,628,035.06 × 9,149,360.31
  4. Step 4: Simplify right side
    14,946,747.39x = 188,733,325,205,505.69
  5. Step 5: Solve for x
    x = 188,733,325,205,505.69/14,946,747.39
  6. Step 6: Final answer
    x = 12,627,049.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.