Finding the Fourth Proportional to 5,902,318.48, 8,145,227.28 and 3,324,043.12
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Solution
The fourth proportional to 5,902,318.48, 8,145,227.28 and 3,324,043.12 is: 4,587,195.15
Step by Step Solution
- Step 1: Write the proportion equation
5,902,318.48 : 8,145,227.28 = 3,324,043.12 : x - Step 2: Convert to fraction form
5,902,318.48/8,145,227.28 = 3,324,043.12/x - Step 3: Cross multiply
5,902,318.48x = 8,145,227.28 × 3,324,043.12 - Step 4: Simplify right side
5,902,318.48x = 27,075,086,700,920.32 - Step 5: Solve for x
x = 27,075,086,700,920.32/5,902,318.48 - Step 6: Final answer
x = 4,587,195.15
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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.