Finding the Fourth Proportional to 53,931,219.94, 74,432,375.94 and 30,414,592.79
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Solution
The fourth proportional to 53,931,219.94, 74,432,375.94 and 30,414,592.79 is: 41,976,250.62
Step by Step Solution
- Step 1: Write the proportion equation
53,931,219.94 : 74,432,375.94 = 30,414,592.79 : x - Step 2: Convert to fraction form
53,931,219.94/74,432,375.94 = 30,414,592.79/x - Step 3: Cross multiply
53,931,219.94x = 74,432,375.94 × 30,414,592.79 - Step 4: Simplify right side
53,931,219.94x = 2,263,830,404,416,826 - Step 5: Solve for x
x = 2,263,830,404,416,826/53,931,219.94 - Step 6: Final answer
x = 41,976,250.62
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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.