Finding the Fourth Proportional to 7,509,145.60, 10,362,558.36 and 4,246,600.84
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Solution
The fourth proportional to 7,509,145.60, 10,362,558.36 and 4,246,600.84 is: 5,860,273.78
Step by Step Solution
- Step 1: Write the proportion equation
7,509,145.60 : 10,362,558.36 = 4,246,600.84 : x - Step 2: Convert to fraction form
7,509,145.60/10,362,558.36 = 4,246,600.84/x - Step 3: Cross multiply
7,509,145.60x = 10,362,558.36 × 4,246,600.84 - Step 4: Simplify right side
7,509,145.60x = 44,005,649,036,125.02 - Step 5: Solve for x
x = 44,005,649,036,125.02/7,509,145.60 - Step 6: Final answer
x = 5,860,273.78
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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.