Finding the Fourth Proportional to 16,129,743.60, 24,194,615.40 and 8,067,586.80
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Solution
The fourth proportional to 16,129,743.60, 24,194,615.40 and 8,067,586.80 is: 12,101,380.20
Step by Step Solution
- Step 1: Write the proportion equation
16,129,743.60 : 24,194,615.40 = 8,067,586.80 : x - Step 2: Convert to fraction form
16,129,743.60/24,194,615.40 = 8,067,586.80/x - Step 3: Cross multiply
16,129,743.60x = 24,194,615.40 × 8,067,586.80 - Step 4: Simplify right side
16,129,743.60x = 195,192,159,832,116.72 - Step 5: Solve for x
x = 195,192,159,832,116.72/16,129,743.60 - Step 6: Final answer
x = 12,101,380.20
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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.