Finding the Fourth Proportional to 7,554,575.96, 11,328,529.98 and 2,161,998.56
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Solution
The fourth proportional to 7,554,575.96, 11,328,529.98 and 2,161,998.56 is: 3,242,043.71
Step by Step Solution
- Step 1: Write the proportion equation
7,554,575.96 : 11,328,529.98 = 2,161,998.56 : x - Step 2: Convert to fraction form
7,554,575.96/11,328,529.98 = 2,161,998.56/x - Step 3: Cross multiply
7,554,575.96x = 11,328,529.98 × 2,161,998.56 - Step 4: Simplify right side
7,554,575.96x = 24,492,265,503,676.83 - Step 5: Solve for x
x = 24,492,265,503,676.83/7,554,575.96 - Step 6: Final answer
x = 3,242,043.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.