Finding the Fourth Proportional to 7,461,268.80, 11,193,859.05 and 2,343,491.97
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Solution
The fourth proportional to 7,461,268.80, 11,193,859.05 and 2,343,491.97 is: 3,515,852.26
Step by Step Solution
- Step 1: Write the proportion equation
7,461,268.80 : 11,193,859.05 = 2,343,491.97 : x - Step 2: Convert to fraction form
7,461,268.80/11,193,859.05 = 2,343,491.97/x - Step 3: Cross multiply
7,461,268.80x = 11,193,859.05 × 2,343,491.97 - Step 4: Simplify right side
7,461,268.80x = 26,232,718,796,986.83 - Step 5: Solve for x
x = 26,232,718,796,986.83/7,461,268.80 - Step 6: Final answer
x = 3,515,852.26
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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.