Finding the Fourth Proportional to 5,616,151.80, 8,424,227.70 and 2,252,772.60
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Solution
The fourth proportional to 5,616,151.80, 8,424,227.70 and 2,252,772.60 is: 3,379,158.90
Step by Step Solution
- Step 1: Write the proportion equation
5,616,151.80 : 8,424,227.70 = 2,252,772.60 : x - Step 2: Convert to fraction form
5,616,151.80/8,424,227.70 = 2,252,772.60/x - Step 3: Cross multiply
5,616,151.80x = 8,424,227.70 × 2,252,772.60 - Step 4: Simplify right side
5,616,151.80x = 18,977,869,338,721.02 - Step 5: Solve for x
x = 18,977,869,338,721.02/5,616,151.80 - Step 6: Final answer
x = 3,379,158.90
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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.