Finding the Fourth Proportional to 21,048,234.26, 31,575,344.22 and 6,476,361.99
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Solution
The fourth proportional to 21,048,234.26, 31,575,344.22 and 6,476,361.99 is: 9,715,463.86
Step by Step Solution
- Step 1: Write the proportion equation
21,048,234.26 : 31,575,344.22 = 6,476,361.99 : x - Step 2: Convert to fraction form
21,048,234.26/31,575,344.22 = 6,476,361.99/x - Step 3: Cross multiply
21,048,234.26x = 31,575,344.22 × 6,476,361.99 - Step 4: Simplify right side
21,048,234.26x = 204,493,359,127,574.19 - Step 5: Solve for x
x = 204,493,359,127,574.19/21,048,234.26 - Step 6: Final answer
x = 9,715,463.86
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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.