Finding the Fourth Proportional to 7,392,608.97, 11,089,964.51 and 2,275,465.69
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Solution
The fourth proportional to 7,392,608.97, 11,089,964.51 and 2,275,465.69 is: 3,413,522.05
Step by Step Solution
- Step 1: Write the proportion equation
7,392,608.97 : 11,089,964.51 = 2,275,465.69 : x - Step 2: Convert to fraction form
7,392,608.97/11,089,964.51 = 2,275,465.69/x - Step 3: Cross multiply
7,392,608.97x = 11,089,964.51 × 2,275,465.69 - Step 4: Simplify right side
7,392,608.97x = 25,234,833,745,822.66 - Step 5: Solve for x
x = 25,234,833,745,822.66/7,392,608.97 - Step 6: Final answer
x = 3,413,522.05
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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.