Finding the Fourth Proportional to 11,668,735.38, 16,104,477.84 and 6,512,429.07
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Solution
The fourth proportional to 11,668,735.38, 16,104,477.84 and 6,512,429.07 is: 8,988,057.94
Step by Step Solution
- Step 1: Write the proportion equation
11,668,735.38 : 16,104,477.84 = 6,512,429.07 : x - Step 2: Convert to fraction form
11,668,735.38/16,104,477.84 = 6,512,429.07/x - Step 3: Cross multiply
11,668,735.38x = 16,104,477.84 × 6,512,429.07 - Step 4: Simplify right side
11,668,735.38x = 104,879,269,642,386.81 - Step 5: Solve for x
x = 104,879,269,642,386.81/11,668,735.38 - Step 6: Final answer
x = 8,988,057.94
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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.