Finding the Fourth Proportional to 11,581,664.37, 15,982,715.66 and 6,425,026.08
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Solution
The fourth proportional to 11,581,664.37, 15,982,715.66 and 6,425,026.08 is: 8,866,546.43
Step by Step Solution
- Step 1: Write the proportion equation
11,581,664.37 : 15,982,715.66 = 6,425,026.08 : x - Step 2: Convert to fraction form
11,581,664.37/15,982,715.66 = 6,425,026.08/x - Step 3: Cross multiply
11,581,664.37x = 15,982,715.66 × 6,425,026.08 - Step 4: Simplify right side
11,581,664.37x = 102,689,364,912,599.28 - Step 5: Solve for x
x = 102,689,364,912,599.28/11,581,664.37 - Step 6: Final answer
x = 8,866,546.43
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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.