Finding the Fourth Proportional to 5,729,123.99, 7,906,033.32 and 3,150,805.70
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Solution
The fourth proportional to 5,729,123.99, 7,906,033.32 and 3,150,805.70 is: 4,348,025.09
Step by Step Solution
- Step 1: Write the proportion equation
5,729,123.99 : 7,906,033.32 = 3,150,805.70 : x - Step 2: Convert to fraction form
5,729,123.99/7,906,033.32 = 3,150,805.70/x - Step 3: Cross multiply
5,729,123.99x = 7,906,033.32 × 3,150,805.70 - Step 4: Simplify right side
5,729,123.99x = 24,910,374,849,045.93 - Step 5: Solve for x
x = 24,910,374,849,045.93/5,729,123.99 - Step 6: Final answer
x = 4,348,025.09
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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.