Finding the Fourth Proportional to 6,260,411.44, 8,647,471.93 and 5,177,059.12
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Solution
The fourth proportional to 6,260,411.44, 8,647,471.93 and 5,177,059.12 is: 7,151,043.32
Step by Step Solution
- Step 1: Write the proportion equation
6,260,411.44 : 8,647,471.93 = 5,177,059.12 : x - Step 2: Convert to fraction form
6,260,411.44/8,647,471.93 = 5,177,059.12/x - Step 3: Cross multiply
6,260,411.44x = 8,647,471.93 × 5,177,059.12 - Step 4: Simplify right side
6,260,411.44x = 44,768,473,376,913.14 - Step 5: Solve for x
x = 44,768,473,376,913.14/6,260,411.44 - Step 6: Final answer
x = 7,151,043.32
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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.