Finding the Fourth Proportional to 11,006,696.07, 15,190,203.15 and 6,112,874.97
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Solution
The fourth proportional to 11,006,696.07, 15,190,203.15 and 6,112,874.97 is: 8,436,302.05
Step by Step Solution
- Step 1: Write the proportion equation
11,006,696.07 : 15,190,203.15 = 6,112,874.97 : x - Step 2: Convert to fraction form
11,006,696.07/15,190,203.15 = 6,112,874.97/x - Step 3: Cross multiply
11,006,696.07x = 15,190,203.15 × 6,112,874.97 - Step 4: Simplify right side
11,006,696.07x = 92,855,812,624,850.16 - Step 5: Solve for x
x = 92,855,812,624,850.16/11,006,696.07 - Step 6: Final answer
x = 8,436,302.05
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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.