Finding the Fourth Proportional to 16,397,679.30, 24,611,390.55 and 8,316,276.90
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Solution
The fourth proportional to 16,397,679.30, 24,611,390.55 and 8,316,276.90 is: 12,481,957.66
Step by Step Solution
- Step 1: Write the proportion equation
16,397,679.30 : 24,611,390.55 = 8,316,276.90 : x - Step 2: Convert to fraction form
16,397,679.30/24,611,390.55 = 8,316,276.90/x - Step 3: Cross multiply
16,397,679.30x = 24,611,390.55 × 8,316,276.90 - Step 4: Simplify right side
16,397,679.30x = 204,675,138,707,843.31 - Step 5: Solve for x
x = 204,675,138,707,843.31/16,397,679.30 - Step 6: Final answer
x = 12,481,957.66
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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.