Finding the Fourth Proportional to 11,551,054.62, 15,940,643.34 and 6,323,974.56
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Solution
The fourth proportional to 11,551,054.62, 15,940,643.34 and 6,323,974.56 is: 8,727,187.80
Step by Step Solution
- Step 1: Write the proportion equation
11,551,054.62 : 15,940,643.34 = 6,323,974.56 : x - Step 2: Convert to fraction form
11,551,054.62/15,940,643.34 = 6,323,974.56/x - Step 3: Cross multiply
11,551,054.62x = 15,940,643.34 × 6,323,974.56 - Step 4: Simplify right side
11,551,054.62x = 100,808,222,952,193.42 - Step 5: Solve for x
x = 100,808,222,952,193.42/11,551,054.62 - Step 6: Final answer
x = 8,727,187.80
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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.