Finding the Fourth Proportional to 10,703,439.89, 14,770,855.19 and 5,808,704.26
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Solution
The fourth proportional to 10,703,439.89, 14,770,855.19 and 5,808,704.26 is: 8,016,070.56
Step by Step Solution
- Step 1: Write the proportion equation
10,703,439.89 : 14,770,855.19 = 5,808,704.26 : x - Step 2: Convert to fraction form
10,703,439.89/14,770,855.19 = 5,808,704.26/x - Step 3: Cross multiply
10,703,439.89x = 14,770,855.19 × 5,808,704.26 - Step 4: Simplify right side
10,703,439.89x = 85,799,529,363,098.31 - Step 5: Solve for x
x = 85,799,529,363,098.31/10,703,439.89 - Step 6: Final answer
x = 8,016,070.56
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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.