Finding the Fourth Proportional to 33,307,481.63, 45,950,249.91 and 22,297,778.21
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Solution
The fourth proportional to 33,307,481.63, 45,950,249.91 and 22,297,778.21 is: 30,761,511.56
Step by Step Solution
- Step 1: Write the proportion equation
33,307,481.63 : 45,950,249.91 = 22,297,778.21 : x - Step 2: Convert to fraction form
33,307,481.63/45,950,249.91 = 22,297,778.21/x - Step 3: Cross multiply
33,307,481.63x = 45,950,249.91 × 22,297,778.21 - Step 4: Simplify right side
33,307,481.63x = 1,024,588,481,187,252.38 - Step 5: Solve for x
x = 1,024,588,481,187,252.38/33,307,481.63 - Step 6: Final answer
x = 30,761,511.56
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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.