Finding the Fourth Proportional to 6,136,787.00, 8,469,763.48 and 3,691,868.63
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Solution
The fourth proportional to 6,136,787.00, 8,469,763.48 and 3,691,868.63 is: 5,095,378.75
Step by Step Solution
- Step 1: Write the proportion equation
6,136,787.00 : 8,469,763.48 = 3,691,868.63 : x - Step 2: Convert to fraction form
6,136,787.00/8,469,763.48 = 3,691,868.63/x - Step 3: Cross multiply
6,136,787.00x = 8,469,763.48 × 3,691,868.63 - Step 4: Simplify right side
6,136,787.00x = 31,269,254,057,597.65 - Step 5: Solve for x
x = 31,269,254,057,597.65/6,136,787.00 - Step 6: Final answer
x = 5,095,378.75
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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.