Finding the Fourth Proportional to 17,158,535.92, 25,737,783.18 and 4,379,041.99
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Solution
The fourth proportional to 17,158,535.92, 25,737,783.18 and 4,379,041.99 is: 6,568,557.70
Step by Step Solution
- Step 1: Write the proportion equation
17,158,535.92 : 25,737,783.18 = 4,379,041.99 : x - Step 2: Convert to fraction form
17,158,535.92/25,737,783.18 = 4,379,041.99/x - Step 3: Cross multiply
17,158,535.92x = 25,737,783.18 × 4,379,041.99 - Step 4: Simplify right side
17,158,535.92x = 112,706,833,274,735.73 - Step 5: Solve for x
x = 112,706,833,274,735.73/17,158,535.92 - Step 6: Final answer
x = 6,568,557.70
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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.