Finding the Fourth Proportional to 14,527,013.05, 20,048,183.99 and 8,000,640.80
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Solution
The fourth proportional to 14,527,013.05, 20,048,183.99 and 8,000,640.80 is: 11,041,383.27
Step by Step Solution
- Step 1: Write the proportion equation
14,527,013.05 : 20,048,183.99 = 8,000,640.80 : x - Step 2: Convert to fraction form
14,527,013.05/20,048,183.99 = 8,000,640.80/x - Step 3: Cross multiply
14,527,013.05x = 20,048,183.99 × 8,000,640.80 - Step 4: Simplify right side
14,527,013.05x = 160,398,318,796,300.78 - Step 5: Solve for x
x = 160,398,318,796,300.78/14,527,013.05 - Step 6: Final answer
x = 11,041,383.27
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.