Finding the Fourth Proportional to 7,635,755.84, 11,453,636.40 and 2,244,407.20
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Solution
The fourth proportional to 7,635,755.84, 11,453,636.40 and 2,244,407.20 is: 3,366,611.58
Step by Step Solution
- Step 1: Write the proportion equation
7,635,755.84 : 11,453,636.40 = 2,244,407.20 : x - Step 2: Convert to fraction form
7,635,755.84/11,453,636.40 = 2,244,407.20/x - Step 3: Cross multiply
7,635,755.84x = 11,453,636.40 × 2,244,407.20 - Step 4: Simplify right side
7,635,755.84x = 25,706,624,002,342.08 - Step 5: Solve for x
x = 25,706,624,002,342.08/7,635,755.84 - Step 6: Final answer
x = 3,366,611.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.