Finding the Fourth Proportional to 11,264,051.92, 15,541,787.64 and 7,599,766.36
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Solution
The fourth proportional to 11,264,051.92, 15,541,787.64 and 7,599,766.36 is: 10,485,920.67
Step by Step Solution
- Step 1: Write the proportion equation
11,264,051.92 : 15,541,787.64 = 7,599,766.36 : x - Step 2: Convert to fraction form
11,264,051.92/15,541,787.64 = 7,599,766.36/x - Step 3: Cross multiply
11,264,051.92x = 15,541,787.64 × 7,599,766.36 - Step 4: Simplify right side
11,264,051.92x = 118,113,954,880,735.80 - Step 5: Solve for x
x = 118,113,954,880,735.80/11,264,051.92 - Step 6: Final answer
x = 10,485,920.67
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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.