Finding the Fourth Proportional to 54,284,571.51, 74,913,466.46 and 29,504,750.55
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Solution
The fourth proportional to 54,284,571.51, 74,913,466.46 and 29,504,750.55 is: 40,716,967.62
Step by Step Solution
- Step 1: Write the proportion equation
54,284,571.51 : 74,913,466.46 = 29,504,750.55 : x - Step 2: Convert to fraction form
54,284,571.51/74,913,466.46 = 29,504,750.55/x - Step 3: Cross multiply
54,284,571.51x = 74,913,466.46 × 29,504,750.55 - Step 4: Simplify right side
54,284,571.51x = 2,210,303,140,590,567.75 - Step 5: Solve for x
x = 2,210,303,140,590,567.75/54,284,571.51 - Step 6: Final answer
x = 40,716,967.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.