Finding the Fourth Proportional to 11,803,233.75, 17,685,277.36 and 7,178,230.62
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Solution
The fourth proportional to 11,803,233.75, 17,685,277.36 and 7,178,230.62 is: 10,755,442.29
Step by Step Solution
- Step 1: Write the proportion equation
11,803,233.75 : 17,685,277.36 = 7,178,230.62 : x - Step 2: Convert to fraction form
11,803,233.75/17,685,277.36 = 7,178,230.62/x - Step 3: Cross multiply
11,803,233.75x = 17,685,277.36 × 7,178,230.62 - Step 4: Simplify right side
11,803,233.75x = 126,948,999,468,744.77 - Step 5: Solve for x
x = 126,948,999,468,744.77/11,803,233.75 - Step 6: Final answer
x = 10,755,442.29
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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.