Finding the Fourth Proportional to 6,103,218.80, 8,422,548.72 and 3,350,163.84
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Solution
The fourth proportional to 6,103,218.80, 8,422,548.72 and 3,350,163.84 is: 4,623,284.71
Step by Step Solution
- Step 1: Write the proportion equation
6,103,218.80 : 8,422,548.72 = 3,350,163.84 : x - Step 2: Convert to fraction form
6,103,218.80/8,422,548.72 = 3,350,163.84/x - Step 3: Cross multiply
6,103,218.80x = 8,422,548.72 × 3,350,163.84 - Step 4: Simplify right side
6,103,218.80x = 28,216,918,162,382.29 - Step 5: Solve for x
x = 28,216,918,162,382.29/6,103,218.80 - Step 6: Final answer
x = 4,623,284.71
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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.