Finding the Fourth Proportional to 16,651,474.61, 24,976,928.63 and 4,979,872.74
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Solution
The fourth proportional to 16,651,474.61, 24,976,928.63 and 4,979,872.74 is: 7,469,724.38
Step by Step Solution
- Step 1: Write the proportion equation
16,651,474.61 : 24,976,928.63 = 4,979,872.74 : x - Step 2: Convert to fraction form
16,651,474.61/24,976,928.63 = 4,979,872.74/x - Step 3: Cross multiply
16,651,474.61x = 24,976,928.63 × 4,979,872.74 - Step 4: Simplify right side
16,651,474.61x = 124,381,925,901,826.19 - Step 5: Solve for x
x = 124,381,925,901,826.19/16,651,474.61 - Step 6: Final answer
x = 7,469,724.38
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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.