Finding the Fourth Proportional to 24,163,276.80, 36,244,915.20 and 13,413,734.40
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Solution
The fourth proportional to 24,163,276.80, 36,244,915.20 and 13,413,734.40 is: 20,120,601.60
Step by Step Solution
- Step 1: Write the proportion equation
24,163,276.80 : 36,244,915.20 = 13,413,734.40 : x - Step 2: Convert to fraction form
24,163,276.80/36,244,915.20 = 13,413,734.40/x - Step 3: Cross multiply
24,163,276.80x = 36,244,915.20 × 13,413,734.40 - Step 4: Simplify right side
24,163,276.80x = 486,179,665,843,322.94 - Step 5: Solve for x
x = 486,179,665,843,322.94/24,163,276.80 - Step 6: Final answer
x = 20,120,601.60
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Similar ratio
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1.5x scale
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.