Finding the Fourth Proportional to 6,008,278.26, 8,979,431.02 and 4,392,448.68
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Solution
The fourth proportional to 6,008,278.26, 8,979,431.02 and 4,392,448.68 is: 6,564,557.80
Step by Step Solution
- Step 1: Write the proportion equation
6,008,278.26 : 8,979,431.02 = 4,392,448.68 : x - Step 2: Convert to fraction form
6,008,278.26/8,979,431.02 = 4,392,448.68/x - Step 3: Cross multiply
6,008,278.26x = 8,979,431.02 × 4,392,448.68 - Step 4: Simplify right side
6,008,278.26x = 39,441,689,930,950.05 - Step 5: Solve for x
x = 39,441,689,930,950.05/6,008,278.26 - Step 6: Final answer
x = 6,564,557.80
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.