Finding the Fourth Proportional to 48,861,436.14, 73,292,112.45 and 12,469,823.64
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Solution
The fourth proportional to 48,861,436.14, 73,292,112.45 and 12,469,823.64 is: 18,704,724.80
Step by Step Solution
- Step 1: Write the proportion equation
48,861,436.14 : 73,292,112.45 = 12,469,823.64 : x - Step 2: Convert to fraction form
48,861,436.14/73,292,112.45 = 12,469,823.64/x - Step 3: Cross multiply
48,861,436.14x = 73,292,112.45 × 12,469,823.64 - Step 4: Simplify right side
48,861,436.14x = 913,939,716,454,548.38 - Step 5: Solve for x
x = 913,939,716,454,548.38/48,861,436.14 - Step 6: Final answer
x = 18,704,724.80
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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.