Home / 29,111,429.80-43,703,087.10-18,328,709.80

Finding the Fourth Proportional to 29,111,429.80, 43,703,087.10 and 18,328,709.80

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Solution

The fourth proportional to 29,111,429.80, 43,703,087.10 and 18,328,709.80 is: 27,515,694.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,111,429.80 : 43,703,087.10 = 18,328,709.80 : x
  2. Step 2: Convert to fraction form
    29,111,429.80/43,703,087.10 = 18,328,709.80/x
  3. Step 3: Cross multiply
    29,111,429.80x = 43,703,087.10 × 18,328,709.80
  4. Step 4: Simplify right side
    29,111,429.80x = 801,021,200,820,023.62
  5. Step 5: Solve for x
    x = 801,021,200,820,023.62/29,111,429.80
  6. Step 6: Final answer
    x = 27,515,694.22

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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.