Finding the Fourth Proportional to 17,668,240.40, 26,502,951.09 and 4,887,674.84
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Solution
The fourth proportional to 17,668,240.40, 26,502,951.09 and 4,887,674.84 is: 7,331,675.61
Step by Step Solution
- Step 1: Write the proportion equation
17,668,240.40 : 26,502,951.09 = 4,887,674.84 : x - Step 2: Convert to fraction form
17,668,240.40/26,502,951.09 = 4,887,674.84/x - Step 3: Cross multiply
17,668,240.40x = 26,502,951.09 × 4,887,674.84 - Step 4: Simplify right side
17,668,240.40x = 129,537,807,228,343.58 - Step 5: Solve for x
x = 129,537,807,228,343.58/17,668,240.40 - Step 6: Final answer
x = 7,331,675.61
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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.