Finding the Fourth Proportional to 6,629,550.18, 9,148,687.36 and 3,728,943.02
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Solution
The fourth proportional to 6,629,550.18, 9,148,687.36 and 3,728,943.02 is: 5,145,889.68
Step by Step Solution
- Step 1: Write the proportion equation
6,629,550.18 : 9,148,687.36 = 3,728,943.02 : x - Step 2: Convert to fraction form
6,629,550.18/9,148,687.36 = 3,728,943.02/x - Step 3: Cross multiply
6,629,550.18x = 9,148,687.36 × 3,728,943.02 - Step 4: Simplify right side
6,629,550.18x = 34,114,933,873,234.23 - Step 5: Solve for x
x = 34,114,933,873,234.23/6,629,550.18 - Step 6: Final answer
x = 5,145,889.68
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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.