Finding the Fourth Proportional to 6,855,527.36, 9,455,714.88 and 4,529,725.76
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Solution
The fourth proportional to 6,855,527.36, 9,455,714.88 and 4,529,725.76 is: 6,247,775.41
Step by Step Solution
- Step 1: Write the proportion equation
6,855,527.36 : 9,455,714.88 = 4,529,725.76 : x - Step 2: Convert to fraction form
6,855,527.36/9,455,714.88 = 4,529,725.76/x - Step 3: Cross multiply
6,855,527.36x = 9,455,714.88 × 4,529,725.76 - Step 4: Simplify right side
6,855,527.36x = 42,831,795,271,151.31 - Step 5: Solve for x
x = 42,831,795,271,151.31/6,855,527.36 - Step 6: Final answer
x = 6,247,775.41
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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.