Finding the Fourth Proportional to 12,704,651.22, 17,532,529.68 and 6,903,432.84
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Solution
The fourth proportional to 12,704,651.22, 17,532,529.68 and 6,903,432.84 is: 9,526,797.63
Step by Step Solution
- Step 1: Write the proportion equation
12,704,651.22 : 17,532,529.68 = 6,903,432.84 : x - Step 2: Convert to fraction form
12,704,651.22/17,532,529.68 = 6,903,432.84/x - Step 3: Cross multiply
12,704,651.22x = 17,532,529.68 × 6,903,432.84 - Step 4: Simplify right side
12,704,651.22x = 121,034,641,161,186.69 - Step 5: Solve for x
x = 121,034,641,161,186.69/12,704,651.22 - Step 6: Final answer
x = 9,526,797.63
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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.