Finding the Fourth Proportional to 17,515,955.97, 23,961,951.97 and 17,442,180.63
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Solution
The fourth proportional to 17,515,955.97, 23,961,951.97 and 17,442,180.63 is: 23,861,026.78
Step by Step Solution
- Step 1: Write the proportion equation
17,515,955.97 : 23,961,951.97 = 17,442,180.63 : x - Step 2: Convert to fraction form
17,515,955.97/23,961,951.97 = 17,442,180.63/x - Step 3: Cross multiply
17,515,955.97x = 23,961,951.97 × 17,442,180.63 - Step 4: Simplify right side
17,515,955.97x = 417,948,694,464,518.88 - Step 5: Solve for x
x = 417,948,694,464,518.88/17,515,955.97 - Step 6: Final answer
x = 23,861,026.78
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.