Finding the Fourth Proportional to 49,888,975.20, 74,875,453.20 and 24,351,813.60
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Solution
The fourth proportional to 49,888,975.20, 74,875,453.20 and 24,351,813.60 is: 36,548,216.76
Step by Step Solution
- Step 1: Write the proportion equation
49,888,975.20 : 74,875,453.20 = 24,351,813.60 : x - Step 2: Convert to fraction form
49,888,975.20/74,875,453.20 = 24,351,813.60/x - Step 3: Cross multiply
49,888,975.20x = 74,875,453.20 × 24,351,813.60 - Step 4: Simplify right side
49,888,975.20x = 1,823,353,079,541,923.75 - Step 5: Solve for x
x = 1,823,353,079,541,923.75/49,888,975.20 - Step 6: Final answer
x = 36,548,216.76
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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.