Finding the Fourth Proportional to 8,560,803.44, 11,813,253 and 4,889,213.12
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Solution
The fourth proportional to 8,560,803.44, 11,813,253 and 4,889,213.12 is: 6,746,739.60
Step by Step Solution
- Step 1: Write the proportion equation
8,560,803.44 : 11,813,253 = 4,889,213.12 : x - Step 2: Convert to fraction form
8,560,803.44/11,813,253 = 4,889,213.12/x - Step 3: Cross multiply
8,560,803.44x = 11,813,253 × 4,889,213.12 - Step 4: Simplify right side
8,560,803.44x = 57,757,511,557,479.36 - Step 5: Solve for x
x = 57,757,511,557,479.36/8,560,803.44 - Step 6: Final answer
x = 6,746,739.60
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1.5x scale
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.