Finding the Fourth Proportional to 49,861,840.84, 74,816,447.64 and 34,532,720.44
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Solution
The fourth proportional to 49,861,840.84, 74,816,447.64 and 34,532,720.44 is: 51,815,485.09
Step by Step Solution
- Step 1: Write the proportion equation
49,861,840.84 : 74,816,447.64 = 34,532,720.44 : x - Step 2: Convert to fraction form
49,861,840.84/74,816,447.64 = 34,532,720.44/x - Step 3: Cross multiply
49,861,840.84x = 74,816,447.64 × 34,532,720.44 - Step 4: Simplify right side
49,861,840.84x = 2,583,615,470,666,017.50 - Step 5: Solve for x
x = 2,583,615,470,666,017.50/49,861,840.84 - Step 6: Final answer
x = 51,815,485.09
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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.