Finding the Fourth Proportional to 8,560,814.44, 11,813,268.18 and 4,889,224.12
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Solution
The fourth proportional to 8,560,814.44, 11,813,268.18 and 4,889,224.12 is: 6,746,754.78
Step by Step Solution
- Step 1: Write the proportion equation
8,560,814.44 : 11,813,268.18 = 4,889,224.12 : x - Step 2: Convert to fraction form
8,560,814.44/11,813,268.18 = 4,889,224.12/x - Step 3: Cross multiply
8,560,814.44x = 11,813,268.18 × 4,889,224.12 - Step 4: Simplify right side
8,560,814.44x = 57,757,715,721,684.50 - Step 5: Solve for x
x = 57,757,715,721,684.50/8,560,814.44 - Step 6: Final answer
x = 6,746,754.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.