Finding the Fourth Proportional to 5,364,489.60, 8,046,734.40 and 2,331,339.30
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Solution
The fourth proportional to 5,364,489.60, 8,046,734.40 and 2,331,339.30 is: 3,497,008.95
Step by Step Solution
- Step 1: Write the proportion equation
5,364,489.60 : 8,046,734.40 = 2,331,339.30 : x - Step 2: Convert to fraction form
5,364,489.60/8,046,734.40 = 2,331,339.30/x - Step 3: Cross multiply
5,364,489.60x = 8,046,734.40 × 2,331,339.30 - Step 4: Simplify right side
5,364,489.60x = 18,759,668,143,381.92 - Step 5: Solve for x
x = 18,759,668,143,381.92/5,364,489.60 - Step 6: Final answer
x = 3,497,008.95
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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.