Finding the Fourth Proportional to 32,605,621.40, 48,906,876.90 and 11,038,107.80
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Solution
The fourth proportional to 32,605,621.40, 48,906,876.90 and 11,038,107.80 is: 16,556,635.21
Step by Step Solution
- Step 1: Write the proportion equation
32,605,621.40 : 48,906,876.90 = 11,038,107.80 : x - Step 2: Convert to fraction form
32,605,621.40/48,906,876.90 = 11,038,107.80/x - Step 3: Cross multiply
32,605,621.40x = 48,906,876.90 × 11,038,107.80 - Step 4: Simplify right side
32,605,621.40x = 539,839,379,383,529.81 - Step 5: Solve for x
x = 539,839,379,383,529.81/32,605,621.40 - Step 6: Final answer
x = 16,556,635.21
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.