Home / 18,614,910.60-27,922,365.90-5,151,738.60

Finding the Fourth Proportional to 18,614,910.60, 27,922,365.90 and 5,151,738.60

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Solution

The fourth proportional to 18,614,910.60, 27,922,365.90 and 5,151,738.60 is: 7,727,607.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,614,910.60 : 27,922,365.90 = 5,151,738.60 : x
  2. Step 2: Convert to fraction form
    18,614,910.60/27,922,365.90 = 5,151,738.60/x
  3. Step 3: Cross multiply
    18,614,910.60x = 27,922,365.90 × 5,151,738.60
  4. Step 4: Simplify right side
    18,614,910.60x = 143,848,730,210,353.72
  5. Step 5: Solve for x
    x = 143,848,730,210,353.72/18,614,910.60
  6. Step 6: Final answer
    x = 7,727,607.90

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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.