Finding the Fourth Proportional to 6,146,288.35, 8,481,655.60 and 3,392,916.68
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Solution
The fourth proportional to 6,146,288.35, 8,481,655.60 and 3,392,916.68 is: 4,682,102.28
Step by Step Solution
- Step 1: Write the proportion equation
6,146,288.35 : 8,481,655.60 = 3,392,916.68 : x - Step 2: Convert to fraction form
6,146,288.35/8,481,655.60 = 3,392,916.68/x - Step 3: Cross multiply
6,146,288.35x = 8,481,655.60 × 3,392,916.68 - Step 4: Simplify right side
6,146,288.35x = 28,777,550,716,847.13 - Step 5: Solve for x
x = 28,777,550,716,847.13/6,146,288.35 - Step 6: Final answer
x = 4,682,102.28
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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.