Finding the Fourth Proportional to 68,797,649.75, 94,939,555.41 and 37,434,640.64
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Solution
The fourth proportional to 68,797,649.75, 94,939,555.41 and 37,434,640.64 is: 51,659,150.45
Step by Step Solution
- Step 1: Write the proportion equation
68,797,649.75 : 94,939,555.41 = 37,434,640.64 : x - Step 2: Convert to fraction form
68,797,649.75/94,939,555.41 = 37,434,640.64/x - Step 3: Cross multiply
68,797,649.75x = 94,939,555.41 × 37,434,640.64 - Step 4: Simplify right side
68,797,649.75x = 3,554,028,138,820,020 - Step 5: Solve for x
x = 3,554,028,138,820,020/68,797,649.75 - Step 6: Final answer
x = 51,659,150.45
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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.