Finding the Fourth Proportional to 11,827,040.53, 16,328,704.49 and 9,068,425.70
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Solution
The fourth proportional to 11,827,040.53, 16,328,704.49 and 9,068,425.70 is: 12,520,092.67
Step by Step Solution
- Step 1: Write the proportion equation
11,827,040.53 : 16,328,704.49 = 9,068,425.70 : x - Step 2: Convert to fraction form
11,827,040.53/16,328,704.49 = 9,068,425.70/x - Step 3: Cross multiply
11,827,040.53x = 16,328,704.49 × 9,068,425.70 - Step 4: Simplify right side
11,827,040.53x = 148,075,643,444,821.38 - Step 5: Solve for x
x = 148,075,643,444,821.38/11,827,040.53 - Step 6: Final answer
x = 12,520,092.67
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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.