Finding the Fourth Proportional to 11,868,721.22, 17,802,887.29 and 3,781,586.99
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Solution
The fourth proportional to 11,868,721.22, 17,802,887.29 and 3,781,586.99 is: 5,672,318.50
Step by Step Solution
- Step 1: Write the proportion equation
11,868,721.22 : 17,802,887.29 = 3,781,586.99 : x - Step 2: Convert to fraction form
11,868,721.22/17,802,887.29 = 3,781,586.99/x - Step 3: Cross multiply
11,868,721.22x = 17,802,887.29 × 3,781,586.99 - Step 4: Simplify right side
11,868,721.22x = 67,323,166,995,353.62 - Step 5: Solve for x
x = 67,323,166,995,353.62/11,868,721.22 - Step 6: Final answer
x = 5,672,318.50
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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.