Finding the Fourth Proportional to 17,388,797.26, 26,085,087.64 and 6,457,704.70
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Solution
The fourth proportional to 17,388,797.26, 26,085,087.64 and 6,457,704.70 is: 9,687,259.59
Step by Step Solution
- Step 1: Write the proportion equation
17,388,797.26 : 26,085,087.64 = 6,457,704.70 : x - Step 2: Convert to fraction form
17,388,797.26/26,085,087.64 = 6,457,704.70/x - Step 3: Cross multiply
17,388,797.26x = 26,085,087.64 × 6,457,704.70 - Step 4: Simplify right side
17,388,797.26x = 168,449,793,052,739.91 - Step 5: Solve for x
x = 168,449,793,052,739.91/17,388,797.26 - Step 6: Final answer
x = 9,687,259.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.