Finding the Fourth Proportional to 5,044,112.88, 6,958,875.69 and 3,107,014.08
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Solution
The fourth proportional to 5,044,112.88, 6,958,875.69 and 3,107,014.08 is: 4,286,447.44
Step by Step Solution
- Step 1: Write the proportion equation
5,044,112.88 : 6,958,875.69 = 3,107,014.08 : x - Step 2: Convert to fraction form
5,044,112.88/6,958,875.69 = 3,107,014.08/x - Step 3: Cross multiply
5,044,112.88x = 6,958,875.69 × 3,107,014.08 - Step 4: Simplify right side
5,044,112.88x = 21,621,324,749,799.72 - Step 5: Solve for x
x = 21,621,324,749,799.72/5,044,112.88 - Step 6: Final answer
x = 4,286,447.44
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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.