Finding the Fourth Proportional to 6,481,953.36, 8,945,276 and 3,581,531.08
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Solution
The fourth proportional to 6,481,953.36, 8,945,276 and 3,581,531.08 is: 4,942,612.55
Step by Step Solution
- Step 1: Write the proportion equation
6,481,953.36 : 8,945,276 = 3,581,531.08 : x - Step 2: Convert to fraction form
6,481,953.36/8,945,276 = 3,581,531.08/x - Step 3: Cross multiply
6,481,953.36x = 8,945,276 × 3,581,531.08 - Step 4: Simplify right side
6,481,953.36x = 32,037,784,013,178.08 - Step 5: Solve for x
x = 32,037,784,013,178.08/6,481,953.36 - Step 6: Final answer
x = 4,942,612.55
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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.