Finding the Fourth Proportional to 10,364,732.36, 14,303,380.34 and 5,718,517.16
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Solution
The fourth proportional to 10,364,732.36, 14,303,380.34 and 5,718,517.16 is: 7,891,581.09
Step by Step Solution
- Step 1: Write the proportion equation
10,364,732.36 : 14,303,380.34 = 5,718,517.16 : x - Step 2: Convert to fraction form
10,364,732.36/14,303,380.34 = 5,718,517.16/x - Step 3: Cross multiply
10,364,732.36x = 14,303,380.34 × 5,718,517.16 - Step 4: Simplify right side
10,364,732.36x = 81,794,125,920,296.64 - Step 5: Solve for x
x = 81,794,125,920,296.64/10,364,732.36 - Step 6: Final answer
x = 7,891,581.09
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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.