Finding the Fourth Proportional to 10,704,369.39, 14,772,136.10 and 5,809,634.97
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Solution
The fourth proportional to 10,704,369.39, 14,772,136.10 and 5,809,634.97 is: 8,017,353.97
Step by Step Solution
- Step 1: Write the proportion equation
10,704,369.39 : 14,772,136.10 = 5,809,634.97 : x - Step 2: Convert to fraction form
10,704,369.39/14,772,136.10 = 5,809,634.97/x - Step 3: Cross multiply
10,704,369.39x = 14,772,136.10 × 5,809,634.97 - Step 4: Simplify right side
10,704,369.39x = 85,820,718,439,111.25 - Step 5: Solve for x
x = 85,820,718,439,111.25/10,704,369.39 - Step 6: Final answer
x = 8,017,353.97
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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.