Finding the Fourth Proportional to 10,367,391.26, 14,307,006.09 and 5,783,712.62
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Solution
The fourth proportional to 10,367,391.26, 14,307,006.09 and 5,783,712.62 is: 7,981,526.85
Step by Step Solution
- Step 1: Write the proportion equation
10,367,391.26 : 14,307,006.09 = 5,783,712.62 : x - Step 2: Convert to fraction form
10,367,391.26/14,307,006.09 = 5,783,712.62/x - Step 3: Cross multiply
10,367,391.26x = 14,307,006.09 × 5,783,712.62 - Step 4: Simplify right side
10,367,391.26x = 82,747,611,677,149.86 - Step 5: Solve for x
x = 82,747,611,677,149.86/10,367,391.26 - Step 6: Final answer
x = 7,981,526.85
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1.5x scale
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.