Finding the Fourth Proportional to 7,486,897.04, 10,331,917.84 and 4,049,138.08
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Solution
The fourth proportional to 7,486,897.04, 10,331,917.84 and 4,049,138.08 is: 5,587,810.50
Step by Step Solution
- Step 1: Write the proportion equation
7,486,897.04 : 10,331,917.84 = 4,049,138.08 : x - Step 2: Convert to fraction form
7,486,897.04/10,331,917.84 = 4,049,138.08/x - Step 3: Cross multiply
7,486,897.04x = 10,331,917.84 × 4,049,138.08 - Step 4: Simplify right side
7,486,897.04x = 41,835,361,925,234.63 - Step 5: Solve for x
x = 41,835,361,925,234.63/7,486,897.04 - Step 6: Final answer
x = 5,587,810.50
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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.