Finding the Fourth Proportional to 14,194,026.28, 21,291,039.84 and 4,479,623.80
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Solution
The fourth proportional to 14,194,026.28, 21,291,039.84 and 4,479,623.80 is: 6,719,435.83
Step by Step Solution
- Step 1: Write the proportion equation
14,194,026.28 : 21,291,039.84 = 4,479,623.80 : x - Step 2: Convert to fraction form
14,194,026.28/21,291,039.84 = 4,479,623.80/x - Step 3: Cross multiply
14,194,026.28x = 21,291,039.84 × 4,479,623.80 - Step 4: Simplify right side
14,194,026.28x = 95,375,848,794,012.19 - Step 5: Solve for x
x = 95,375,848,794,012.19/14,194,026.28 - Step 6: Final answer
x = 6,719,435.83
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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.