Finding the Fourth Proportional to 10,858,713.24, 14,981,378.32 and 6,148,466.24
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Solution
The fourth proportional to 10,858,713.24, 14,981,378.32 and 6,148,466.24 is: 8,482,818.99
Step by Step Solution
- Step 1: Write the proportion equation
10,858,713.24 : 14,981,378.32 = 6,148,466.24 : x - Step 2: Convert to fraction form
10,858,713.24/14,981,378.32 = 6,148,466.24/x - Step 3: Cross multiply
10,858,713.24x = 14,981,378.32 × 6,148,466.24 - Step 4: Simplify right side
10,858,713.24x = 92,112,498,829,187.92 - Step 5: Solve for x
x = 92,112,498,829,187.92/10,858,713.24 - Step 6: Final answer
x = 8,482,818.99
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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.