Finding the Fourth Proportional to 18,044,790.21, 27,056,375.53 and 5,743,440.09
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Solution
The fourth proportional to 18,044,790.21, 27,056,375.53 and 5,743,440.09 is: 8,611,719.51
Step by Step Solution
- Step 1: Write the proportion equation
18,044,790.21 : 27,056,375.53 = 5,743,440.09 : x - Step 2: Convert to fraction form
18,044,790.21/27,056,375.53 = 5,743,440.09/x - Step 3: Cross multiply
18,044,790.21x = 27,056,375.53 × 5,743,440.09 - Step 4: Simplify right side
18,044,790.21x = 155,396,671,894,738.41 - Step 5: Solve for x
x = 155,396,671,894,738.41/18,044,790.21 - Step 6: Final answer
x = 8,611,719.51
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.