Finding the Fourth Proportional to 7,382,472.86, 11,074,241.37 and 2,833,521.66
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Solution
The fourth proportional to 7,382,472.86, 11,074,241.37 and 2,833,521.66 is: 4,250,486.70
Step by Step Solution
- Step 1: Write the proportion equation
7,382,472.86 : 11,074,241.37 = 2,833,521.66 : x - Step 2: Convert to fraction form
7,382,472.86/11,074,241.37 = 2,833,521.66/x - Step 3: Cross multiply
7,382,472.86x = 11,074,241.37 × 2,833,521.66 - Step 4: Simplify right side
7,382,472.86x = 31,379,102,752,007.55 - Step 5: Solve for x
x = 31,379,102,752,007.55/7,382,472.86 - Step 6: Final answer
x = 4,250,486.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.