Finding the Fourth Proportional to 11,668,960.43, 16,103,424.27 and 6,441,956.92
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Solution
The fourth proportional to 11,668,960.43, 16,103,424.27 and 6,441,956.92 is: 8,890,043.46
Step by Step Solution
- Step 1: Write the proportion equation
11,668,960.43 : 16,103,424.27 = 6,441,956.92 : x - Step 2: Convert to fraction form
11,668,960.43/16,103,424.27 = 6,441,956.92/x - Step 3: Cross multiply
11,668,960.43x = 16,103,424.27 × 6,441,956.92 - Step 4: Simplify right side
11,668,960.43x = 103,737,565,411,822.44 - Step 5: Solve for x
x = 103,737,565,411,822.44/11,668,960.43 - Step 6: Final answer
x = 8,890,043.46
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1.5x scale
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.