Finding the Fourth Proportional to 11,784,924.37, 16,264,611.42 and 7,138,573.07
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Solution
The fourth proportional to 11,784,924.37, 16,264,611.42 and 7,138,573.07 is: 9,852,088.43
Step by Step Solution
- Step 1: Write the proportion equation
11,784,924.37 : 16,264,611.42 = 7,138,573.07 : x - Step 2: Convert to fraction form
11,784,924.37/16,264,611.42 = 7,138,573.07/x - Step 3: Cross multiply
11,784,924.37x = 16,264,611.42 × 7,138,573.07 - Step 4: Simplify right side
11,784,924.37x = 116,106,117,037,354.14 - Step 5: Solve for x
x = 116,106,117,037,354.14/11,784,924.37 - Step 6: Final answer
x = 9,852,088.43
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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.