Finding the Fourth Proportional to 5,336,327.88, 7,364,123.37 and 2,888,937.99
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Solution
The fourth proportional to 5,336,327.88, 7,364,123.37 and 2,888,937.99 is: 3,986,729.50
Step by Step Solution
- Step 1: Write the proportion equation
5,336,327.88 : 7,364,123.37 = 2,888,937.99 : x - Step 2: Convert to fraction form
5,336,327.88/7,364,123.37 = 2,888,937.99/x - Step 3: Cross multiply
5,336,327.88x = 7,364,123.37 × 2,888,937.99 - Step 4: Simplify right side
5,336,327.88x = 21,274,495,766,639.83 - Step 5: Solve for x
x = 21,274,495,766,639.83/5,336,327.88 - Step 6: Final answer
x = 3,986,729.50
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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.