Finding the Fourth Proportional to 16,162,274.44, 22,304,409.04 and 8,820,579.84
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Solution
The fourth proportional to 16,162,274.44, 22,304,409.04 and 8,820,579.84 is: 12,172,656.85
Step by Step Solution
- Step 1: Write the proportion equation
16,162,274.44 : 22,304,409.04 = 8,820,579.84 : x - Step 2: Convert to fraction form
16,162,274.44/22,304,409.04 = 8,820,579.84/x - Step 3: Cross multiply
16,162,274.44x = 22,304,409.04 × 8,820,579.84 - Step 4: Simplify right side
16,162,274.44x = 196,737,820,721,337.75 - Step 5: Solve for x
x = 196,737,820,721,337.75/16,162,274.44 - Step 6: Final answer
x = 12,172,656.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.