Finding the Fourth Proportional to 11,794,567.28, 16,277,026.56 and 6,638,262.80
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Solution
The fourth proportional to 11,794,567.28, 16,277,026.56 and 6,638,262.80 is: 9,161,097.42
Step by Step Solution
- Step 1: Write the proportion equation
11,794,567.28 : 16,277,026.56 = 6,638,262.80 : x - Step 2: Convert to fraction form
11,794,567.28/16,277,026.56 = 6,638,262.80/x - Step 3: Cross multiply
11,794,567.28x = 16,277,026.56 × 6,638,262.80 - Step 4: Simplify right side
11,794,567.28x = 108,051,179,907,859.97 - Step 5: Solve for x
x = 108,051,179,907,859.97/11,794,567.28 - Step 6: Final answer
x = 9,161,097.42
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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.