Finding the Fourth Proportional to 7,198,883.94, 10,802,311.65 and 4,313,159.31
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Solution
The fourth proportional to 7,198,883.94, 10,802,311.65 and 4,313,159.31 is: 6,472,126.99
Step by Step Solution
- Step 1: Write the proportion equation
7,198,883.94 : 10,802,311.65 = 4,313,159.31 : x - Step 2: Convert to fraction form
7,198,883.94/10,802,311.65 = 4,313,159.31/x - Step 3: Cross multiply
7,198,883.94x = 10,802,311.65 × 4,313,159.31 - Step 4: Simplify right side
7,198,883.94x = 46,592,091,103,227.63 - Step 5: Solve for x
x = 46,592,091,103,227.63/7,198,883.94 - Step 6: Final answer
x = 6,472,126.99
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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.