Finding the Fourth Proportional to 11,668,737.63, 16,104,480.95 and 6,512,431.32
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Solution
The fourth proportional to 11,668,737.63, 16,104,480.95 and 6,512,431.32 is: 8,988,061.04
Step by Step Solution
- Step 1: Write the proportion equation
11,668,737.63 : 16,104,480.95 = 6,512,431.32 : x - Step 2: Convert to fraction form
11,668,737.63/16,104,480.95 = 6,512,431.32/x - Step 3: Cross multiply
11,668,737.63x = 16,104,480.95 × 6,512,431.32 - Step 4: Simplify right side
11,668,737.63x = 104,879,326,098,561.20 - Step 5: Solve for x
x = 104,879,326,098,561.20/11,668,737.63 - Step 6: Final answer
x = 8,988,061.04
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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.