Finding the Fourth Proportional to 16,183,941.72, 24,279,411.80 and 8,609,806.68
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Solution
The fourth proportional to 16,183,941.72, 24,279,411.80 and 8,609,806.68 is: 12,916,571.59
Step by Step Solution
- Step 1: Write the proportion equation
16,183,941.72 : 24,279,411.80 = 8,609,806.68 : x - Step 2: Convert to fraction form
16,183,941.72/24,279,411.80 = 8,609,806.68/x - Step 3: Cross multiply
16,183,941.72x = 24,279,411.80 × 8,609,806.68 - Step 4: Simplify right side
16,183,941.72x = 209,041,041,902,110.81 - Step 5: Solve for x
x = 209,041,041,902,110.81/16,183,941.72 - Step 6: Final answer
x = 12,916,571.59
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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.