Finding the Fourth Proportional to 32,600,191.80, 48,869,183.70 and 12,124,428.60
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Solution
The fourth proportional to 32,600,191.80, 48,869,183.70 and 12,124,428.60 is: 18,175,074.92
Step by Step Solution
- Step 1: Write the proportion equation
32,600,191.80 : 48,869,183.70 = 12,124,428.60 : x - Step 2: Convert to fraction form
32,600,191.80/48,869,183.70 = 12,124,428.60/x - Step 3: Cross multiply
32,600,191.80x = 48,869,183.70 × 12,124,428.60 - Step 4: Simplify right side
32,600,191.80x = 592,510,928,510,933.88 - Step 5: Solve for x
x = 592,510,928,510,933.88/32,600,191.80 - Step 6: Final answer
x = 18,175,074.92
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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.