Finding the Fourth Proportional to 7,836,110.82, 10,813,239.99 and 4,397,687.55
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Solution
The fourth proportional to 7,836,110.82, 10,813,239.99 and 4,397,687.55 is: 6,068,476.06
Step by Step Solution
- Step 1: Write the proportion equation
7,836,110.82 : 10,813,239.99 = 4,397,687.55 : x - Step 2: Convert to fraction form
7,836,110.82/10,813,239.99 = 4,397,687.55/x - Step 3: Cross multiply
7,836,110.82x = 10,813,239.99 × 4,397,687.55 - Step 4: Simplify right side
7,836,110.82x = 47,553,250,879,185.12 - Step 5: Solve for x
x = 47,553,250,879,185.12/7,836,110.82 - Step 6: Final answer
x = 6,068,476.06
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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.