Finding the Fourth Proportional to 22,193,511.30, 33,236,461.17 and 15,350,880.33
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Solution
The fourth proportional to 22,193,511.30, 33,236,461.17 and 15,350,880.33 is: 22,989,103.94
Step by Step Solution
- Step 1: Write the proportion equation
22,193,511.30 : 33,236,461.17 = 15,350,880.33 : x - Step 2: Convert to fraction form
22,193,511.30/33,236,461.17 = 15,350,880.33/x - Step 3: Cross multiply
22,193,511.30x = 33,236,461.17 × 15,350,880.33 - Step 4: Simplify right side
22,193,511.30x = 510,208,938,013,361.81 - Step 5: Solve for x
x = 510,208,938,013,361.81/22,193,511.30 - Step 6: Final answer
x = 22,989,103.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.