Finding the Fourth Proportional to 17,473,553.70, 26,190,647.55 and 8,380,007.70
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Solution
The fourth proportional to 17,473,553.70, 26,190,647.55 and 8,380,007.70 is: 12,560,571.93
Step by Step Solution
- Step 1: Write the proportion equation
17,473,553.70 : 26,190,647.55 = 8,380,007.70 : x - Step 2: Convert to fraction form
17,473,553.70/26,190,647.55 = 8,380,007.70/x - Step 3: Cross multiply
17,473,553.70x = 26,190,647.55 × 8,380,007.70 - Step 4: Simplify right side
17,473,553.70x = 219,477,828,136,986.16 - Step 5: Solve for x
x = 219,477,828,136,986.16/17,473,553.70 - Step 6: Final answer
x = 12,560,571.93
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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.