Finding the Fourth Proportional to 44,287,802.70, 66,431,704.05 and 12,375,098.70
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Solution
The fourth proportional to 44,287,802.70, 66,431,704.05 and 12,375,098.70 is: 18,562,648.05
Step by Step Solution
- Step 1: Write the proportion equation
44,287,802.70 : 66,431,704.05 = 12,375,098.70 : x - Step 2: Convert to fraction form
44,287,802.70/66,431,704.05 = 12,375,098.70/x - Step 3: Cross multiply
44,287,802.70x = 66,431,704.05 × 12,375,098.70 - Step 4: Simplify right side
44,287,802.70x = 822,098,894,427,939.62 - Step 5: Solve for x
x = 822,098,894,427,939.62/44,287,802.70 - Step 6: Final answer
x = 18,562,648.05
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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.