Finding the Fourth Proportional to 5,474,787.12, 7,552,695.02 and 3,541,671.09
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Solution
The fourth proportional to 5,474,787.12, 7,552,695.02 and 3,541,671.09 is: 4,885,881.59
Step by Step Solution
- Step 1: Write the proportion equation
5,474,787.12 : 7,552,695.02 = 3,541,671.09 : x - Step 2: Convert to fraction form
5,474,787.12/7,552,695.02 = 3,541,671.09/x - Step 3: Cross multiply
5,474,787.12x = 7,552,695.02 × 3,541,671.09 - Step 4: Simplify right side
5,474,787.12x = 26,749,161,586,212.61 - Step 5: Solve for x
x = 26,749,161,586,212.61/5,474,787.12 - Step 6: Final answer
x = 4,885,881.59
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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.