Finding the Fourth Proportional to 6,364,797.06, 8,779,453.38 and 3,882,883.80
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Solution
The fourth proportional to 6,364,797.06, 8,779,453.38 and 3,882,883.80 is: 5,355,959.82
Step by Step Solution
- Step 1: Write the proportion equation
6,364,797.06 : 8,779,453.38 = 3,882,883.80 : x - Step 2: Convert to fraction form
6,364,797.06/8,779,453.38 = 3,882,883.80/x - Step 3: Cross multiply
6,364,797.06x = 8,779,453.38 × 3,882,883.80 - Step 4: Simplify right side
6,364,797.06x = 34,089,597,302,057.25 - Step 5: Solve for x
x = 34,089,597,302,057.25/6,364,797.06 - Step 6: Final answer
x = 5,355,959.82
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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.