Finding the Fourth Proportional to 32,639,506.60, 48,971,312.70 and 13,471,925.80
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Solution
The fourth proportional to 32,639,506.60, 48,971,312.70 and 13,471,925.80 is: 20,212,863.48
Step by Step Solution
- Step 1: Write the proportion equation
32,639,506.60 : 48,971,312.70 = 13,471,925.80 : x - Step 2: Convert to fraction form
32,639,506.60/48,971,312.70 = 13,471,925.80/x - Step 3: Cross multiply
32,639,506.60x = 48,971,312.70 × 13,471,925.80 - Step 4: Simplify right side
32,639,506.60x = 659,737,891,022,997.75 - Step 5: Solve for x
x = 659,737,891,022,997.75/32,639,506.60 - Step 6: Final answer
x = 20,212,863.48
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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.