Finding the Fourth Proportional to 5,635,874.36, 7,777,267.84 and 3,188,527.13
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Solution
The fourth proportional to 5,635,874.36, 7,777,267.84 and 3,188,527.13 is: 4,400,032.35
Step by Step Solution
- Step 1: Write the proportion equation
5,635,874.36 : 7,777,267.84 = 3,188,527.13 : x - Step 2: Convert to fraction form
5,635,874.36/7,777,267.84 = 3,188,527.13/x - Step 3: Cross multiply
5,635,874.36x = 7,777,267.84 × 3,188,527.13 - Step 4: Simplify right side
5,635,874.36x = 24,798,029,505,116.50 - Step 5: Solve for x
x = 24,798,029,505,116.50/5,635,874.36 - Step 6: Final answer
x = 4,400,032.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.