Finding the Fourth Proportional to 81,576,186.26, 122,363,735.07 and 33,053,324.18
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Solution
The fourth proportional to 81,576,186.26, 122,363,735.07 and 33,053,324.18 is: 49,579,765.72
Step by Step Solution
- Step 1: Write the proportion equation
81,576,186.26 : 122,363,735.07 = 33,053,324.18 : x - Step 2: Convert to fraction form
81,576,186.26/122,363,735.07 = 33,053,324.18/x - Step 3: Cross multiply
81,576,186.26x = 122,363,735.07 × 33,053,324.18 - Step 4: Simplify right side
81,576,186.26x = 4,044,528,203,144,344.50 - Step 5: Solve for x
x = 4,044,528,203,144,344.50/81,576,186.26 - Step 6: Final answer
x = 49,579,765.72
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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.