Finding the Fourth Proportional to 49,852,239.92, 74,770,880.34 and 15,769,157.12
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Solution
The fourth proportional to 49,852,239.92, 74,770,880.34 and 15,769,157.12 is: 23,651,369.77
Step by Step Solution
- Step 1: Write the proportion equation
49,852,239.92 : 74,770,880.34 = 15,769,157.12 : x - Step 2: Convert to fraction form
49,852,239.92/74,770,880.34 = 15,769,157.12/x - Step 3: Cross multiply
49,852,239.92x = 74,770,880.34 × 15,769,157.12 - Step 4: Simplify right side
49,852,239.92x = 1,179,073,760,082,179 - Step 5: Solve for x
x = 1,179,073,760,082,179/49,852,239.92 - Step 6: Final answer
x = 23,651,369.77
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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.