Finding the Fourth Proportional to 49,806,861.30, 68,707,329.57 and 40,524,812.10
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Solution
The fourth proportional to 49,806,861.30, 68,707,329.57 and 40,524,812.10 is: 55,902,972.96
Step by Step Solution
- Step 1: Write the proportion equation
49,806,861.30 : 68,707,329.57 = 40,524,812.10 : x - Step 2: Convert to fraction form
49,806,861.30/68,707,329.57 = 40,524,812.10/x - Step 3: Cross multiply
49,806,861.30x = 68,707,329.57 × 40,524,812.10 - Step 4: Simplify right side
49,806,861.30x = 2,784,351,620,717,023.50 - Step 5: Solve for x
x = 2,784,351,620,717,023.50/49,806,861.30 - Step 6: Final answer
x = 55,902,972.96
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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.