Finding the Fourth Proportional to 7,450,795.80, 11,176,193.70 and 5,055,787.80
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Solution
The fourth proportional to 7,450,795.80, 11,176,193.70 and 5,055,787.80 is: 7,583,681.70
Step by Step Solution
- Step 1: Write the proportion equation
7,450,795.80 : 11,176,193.70 = 5,055,787.80 : x - Step 2: Convert to fraction form
7,450,795.80/11,176,193.70 = 5,055,787.80/x - Step 3: Cross multiply
7,450,795.80x = 11,176,193.70 × 5,055,787.80 - Step 4: Simplify right side
7,450,795.80x = 56,504,463,758,896.85 - Step 5: Solve for x
x = 56,504,463,758,896.85/7,450,795.80 - Step 6: Final answer
x = 7,583,681.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.