Finding the Fourth Proportional to 7,311,569.94, 10,969,596.99 and 3,271,458.42
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Solution
The fourth proportional to 7,311,569.94, 10,969,596.99 and 3,271,458.42 is: 4,908,190.82
Step by Step Solution
- Step 1: Write the proportion equation
7,311,569.94 : 10,969,596.99 = 3,271,458.42 : x - Step 2: Convert to fraction form
7,311,569.94/10,969,596.99 = 3,271,458.42/x - Step 3: Cross multiply
7,311,569.94x = 10,969,596.99 × 3,271,458.42 - Step 4: Simplify right side
7,311,569.94x = 35,886,580,436,942.16 - Step 5: Solve for x
x = 35,886,580,436,942.16/7,311,569.94 - Step 6: Final answer
x = 4,908,190.82
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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.