Home / 12,622,564.05-18,933,846.08-11,063,670.45

Finding the Fourth Proportional to 12,622,564.05, 18,933,846.08 and 11,063,670.45

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Solution

The fourth proportional to 12,622,564.05, 18,933,846.08 and 11,063,670.45 is: 16,595,505.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,622,564.05 : 18,933,846.08 = 11,063,670.45 : x
  2. Step 2: Convert to fraction form
    12,622,564.05/18,933,846.08 = 11,063,670.45/x
  3. Step 3: Cross multiply
    12,622,564.05x = 18,933,846.08 × 11,063,670.45
  4. Step 4: Simplify right side
    12,622,564.05x = 209,477,833,324,825.97
  5. Step 5: Solve for x
    x = 209,477,833,324,825.97/12,622,564.05
  6. Step 6: Final answer
    x = 16,595,505.68

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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.