Finding the Fourth Proportional to 10,397,922.46, 15,590,880.14 and 3,207,525.82
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Solution
The fourth proportional to 10,397,922.46, 15,590,880.14 and 3,207,525.82 is: 4,809,436.76
Step by Step Solution
- Step 1: Write the proportion equation
10,397,922.46 : 15,590,880.14 = 3,207,525.82 : x - Step 2: Convert to fraction form
10,397,922.46/15,590,880.14 = 3,207,525.82/x - Step 3: Cross multiply
10,397,922.46x = 15,590,880.14 × 3,207,525.82 - Step 4: Simplify right side
10,397,922.46x = 50,008,150,527,620.81 - Step 5: Solve for x
x = 50,008,150,527,620.81/10,397,922.46 - Step 6: Final answer
x = 4,809,436.76
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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.