Finding the Fourth Proportional to 32,342,493.20, 48,513,739.80 and 15,336,381.20
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Solution
The fourth proportional to 32,342,493.20, 48,513,739.80 and 15,336,381.20 is: 23,004,571.80
Step by Step Solution
- Step 1: Write the proportion equation
32,342,493.20 : 48,513,739.80 = 15,336,381.20 : x - Step 2: Convert to fraction form
32,342,493.20/48,513,739.80 = 15,336,381.20/x - Step 3: Cross multiply
32,342,493.20x = 48,513,739.80 × 15,336,381.20 - Step 4: Simplify right side
32,342,493.20x = 744,025,207,010,411.62 - Step 5: Solve for x
x = 744,025,207,010,411.62/32,342,493.20 - Step 6: Final answer
x = 23,004,571.80
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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.