Finding the Fourth Proportional to 27,013,981.58, 37,279,306.10 and 14,624,074.67
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Solution
The fourth proportional to 27,013,981.58, 37,279,306.10 and 14,624,074.67 is: 20,181,229.27
Step by Step Solution
- Step 1: Write the proportion equation
27,013,981.58 : 37,279,306.10 = 14,624,074.67 : x - Step 2: Convert to fraction form
27,013,981.58/37,279,306.10 = 14,624,074.67/x - Step 3: Cross multiply
27,013,981.58x = 37,279,306.10 × 14,624,074.67 - Step 4: Simplify right side
27,013,981.58x = 545,175,355,792,669.56 - Step 5: Solve for x
x = 545,175,355,792,669.56/27,013,981.58 - Step 6: Final answer
x = 20,181,229.27
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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.