Finding the Fourth Proportional to 5,675,706.21, 7,832,472.42 and 3,097,386.99
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Solution
The fourth proportional to 5,675,706.21, 7,832,472.42 and 3,097,386.99 is: 4,274,392.87
Step by Step Solution
- Step 1: Write the proportion equation
5,675,706.21 : 7,832,472.42 = 3,097,386.99 : x - Step 2: Convert to fraction form
5,675,706.21/7,832,472.42 = 3,097,386.99/x - Step 3: Cross multiply
5,675,706.21x = 7,832,472.42 × 3,097,386.99 - Step 4: Simplify right side
5,675,706.21x = 24,260,198,167,434.21 - Step 5: Solve for x
x = 24,260,198,167,434.21/5,675,706.21 - Step 6: Final answer
x = 4,274,392.87
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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.