Finding the Fourth Proportional to 22,129,232.40, 33,193,848.60 and 14,901,634.80
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Solution
The fourth proportional to 22,129,232.40, 33,193,848.60 and 14,901,634.80 is: 22,352,452.20
Step by Step Solution
- Step 1: Write the proportion equation
22,129,232.40 : 33,193,848.60 = 14,901,634.80 : x - Step 2: Convert to fraction form
22,129,232.40/33,193,848.60 = 14,901,634.80/x - Step 3: Cross multiply
22,129,232.40x = 33,193,848.60 × 14,901,634.80 - Step 4: Simplify right side
22,129,232.40x = 494,642,609,443,691.31 - Step 5: Solve for x
x = 494,642,609,443,691.31/22,129,232.40 - Step 6: Final answer
x = 22,352,452.20
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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.