Finding the Fourth Proportional to 7,033,760.88, 10,534,233.96 and 5,135,794.80
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Solution
The fourth proportional to 7,033,760.88, 10,534,233.96 and 5,135,794.80 is: 7,691,712.15
Step by Step Solution
- Step 1: Write the proportion equation
7,033,760.88 : 10,534,233.96 = 5,135,794.80 : x - Step 2: Convert to fraction form
7,033,760.88/10,534,233.96 = 5,135,794.80/x - Step 3: Cross multiply
7,033,760.88x = 10,534,233.96 × 5,135,794.80 - Step 4: Simplify right side
7,033,760.88x = 54,101,663,993,751.41 - Step 5: Solve for x
x = 54,101,663,993,751.41/7,033,760.88 - Step 6: Final answer
x = 7,691,712.15
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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.