Finding the Fourth Proportional to 11,869,171.49, 17,801,266.07 and 3,347,515.06
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Solution
The fourth proportional to 11,869,171.49, 17,801,266.07 and 3,347,515.06 is: 5,020,569.99
Step by Step Solution
- Step 1: Write the proportion equation
11,869,171.49 : 17,801,266.07 = 3,347,515.06 : x - Step 2: Convert to fraction form
11,869,171.49/17,801,266.07 = 3,347,515.06/x - Step 3: Cross multiply
11,869,171.49x = 17,801,266.07 × 3,347,515.06 - Step 4: Simplify right side
11,869,171.49x = 59,590,006,220,257.64 - Step 5: Solve for x
x = 59,590,006,220,257.64/11,869,171.49 - Step 6: Final answer
x = 5,020,569.99
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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.