Home / 18,769,213.37-28,143,556.67-14,903,502.66

Finding the Fourth Proportional to 18,769,213.37, 28,143,556.67 and 14,903,502.66

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Solution

The fourth proportional to 18,769,213.37, 28,143,556.67 and 14,903,502.66 is: 22,347,104.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,769,213.37 : 28,143,556.67 = 14,903,502.66 : x
  2. Step 2: Convert to fraction form
    18,769,213.37/28,143,556.67 = 14,903,502.66/x
  3. Step 3: Cross multiply
    18,769,213.37x = 28,143,556.67 × 14,903,502.66
  4. Step 4: Simplify right side
    18,769,213.37x = 419,437,571,618,688.25
  5. Step 5: Solve for x
    x = 419,437,571,618,688.25/18,769,213.37
  6. Step 6: Final answer
    x = 22,347,104.46

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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.