Finding the Fourth Proportional to 36,440,821.82, 50,288,435.46 and 19,921,146
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Solution
The fourth proportional to 36,440,821.82, 50,288,435.46 and 19,921,146 is: 27,491,236.88
Step by Step Solution
- Step 1: Write the proportion equation
36,440,821.82 : 50,288,435.46 = 19,921,146 : x - Step 2: Convert to fraction form
36,440,821.82/50,288,435.46 = 19,921,146/x - Step 3: Cross multiply
36,440,821.82x = 50,288,435.46 × 19,921,146 - Step 4: Simplify right side
36,440,821.82x = 1,001,803,264,910,237.12 - Step 5: Solve for x
x = 1,001,803,264,910,237.12/36,440,821.82 - Step 6: Final answer
x = 27,491,236.88
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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.