Finding the Fourth Proportional to 7,320,342.52, 10,969,723.90 and 4,077,415.99
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Solution
The fourth proportional to 7,320,342.52, 10,969,723.90 and 4,077,415.99 is: 6,110,114.04
Step by Step Solution
- Step 1: Write the proportion equation
7,320,342.52 : 10,969,723.90 = 4,077,415.99 : x - Step 2: Convert to fraction form
7,320,342.52/10,969,723.90 = 4,077,415.99/x - Step 3: Cross multiply
7,320,342.52x = 10,969,723.90 × 4,077,415.99 - Step 4: Simplify right side
7,320,342.52x = 44,728,127,635,745.16 - Step 5: Solve for x
x = 44,728,127,635,745.16/7,320,342.52 - Step 6: Final answer
x = 6,110,114.04
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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.