Finding the Fourth Proportional to 13,960,035.44, 20,940,315.62 and 4,375,201.76
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Solution
The fourth proportional to 13,960,035.44, 20,940,315.62 and 4,375,201.76 is: 6,562,884.89
Step by Step Solution
- Step 1: Write the proportion equation
13,960,035.44 : 20,940,315.62 = 4,375,201.76 : x - Step 2: Convert to fraction form
13,960,035.44/20,940,315.62 = 4,375,201.76/x - Step 3: Cross multiply
13,960,035.44x = 20,940,315.62 × 4,375,201.76 - Step 4: Simplify right side
13,960,035.44x = 91,618,105,629,001.89 - Step 5: Solve for x
x = 91,618,105,629,001.89/13,960,035.44 - Step 6: Final answer
x = 6,562,884.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.