Finding the Fourth Proportional to 5,369,099.44, 7,409,358.46 and 2,954,651.44
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Solution
The fourth proportional to 5,369,099.44, 7,409,358.46 and 2,954,651.44 is: 4,077,419.67
Step by Step Solution
- Step 1: Write the proportion equation
5,369,099.44 : 7,409,358.46 = 2,954,651.44 : x - Step 2: Convert to fraction form
5,369,099.44/7,409,358.46 = 2,954,651.44/x - Step 3: Cross multiply
5,369,099.44x = 7,409,358.46 × 2,954,651.44 - Step 4: Simplify right side
5,369,099.44x = 21,892,071,643,315.18 - Step 5: Solve for x
x = 21,892,071,643,315.18/5,369,099.44 - Step 6: Final answer
x = 4,077,419.67
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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.