Finding the Fourth Proportional to 10,737,107.12, 14,817,821.16 and 6,154,191.92
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Solution
The fourth proportional to 10,737,107.12, 14,817,821.16 and 6,154,191.92 is: 8,493,136.39
Step by Step Solution
- Step 1: Write the proportion equation
10,737,107.12 : 14,817,821.16 = 6,154,191.92 : x - Step 2: Convert to fraction form
10,737,107.12/14,817,821.16 = 6,154,191.92/x - Step 3: Cross multiply
10,737,107.12x = 14,817,821.16 × 6,154,191.92 - Step 4: Simplify right side
10,737,107.12x = 91,191,715,254,877.03 - Step 5: Solve for x
x = 91,191,715,254,877.03/10,737,107.12 - Step 6: Final answer
x = 8,493,136.39
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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.