Finding the Fourth Proportional to 36,221,031.23, 49,985,383.70 and 19,701,540.09
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Solution
The fourth proportional to 36,221,031.23, 49,985,383.70 and 19,701,540.09 is: 27,188,321.47
Step by Step Solution
- Step 1: Write the proportion equation
36,221,031.23 : 49,985,383.70 = 19,701,540.09 : x - Step 2: Convert to fraction form
36,221,031.23/49,985,383.70 = 19,701,540.09/x - Step 3: Cross multiply
36,221,031.23x = 49,985,383.70 × 19,701,540.09 - Step 4: Simplify right side
36,221,031.23x = 984,789,040,928,836.38 - Step 5: Solve for x
x = 984,789,040,928,836.38/36,221,031.23 - Step 6: Final answer
x = 27,188,321.47
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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.