Finding the Fourth Proportional to 17,496,724.80, 26,245,087.20 and 15,583,537.20
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Solution
The fourth proportional to 17,496,724.80, 26,245,087.20 and 15,583,537.20 is: 23,375,305.80
Step by Step Solution
- Step 1: Write the proportion equation
17,496,724.80 : 26,245,087.20 = 15,583,537.20 : x - Step 2: Convert to fraction form
17,496,724.80/26,245,087.20 = 15,583,537.20/x - Step 3: Cross multiply
17,496,724.80x = 26,245,087.20 × 15,583,537.20 - Step 4: Simplify right side
17,496,724.80x = 408,991,292,698,443.81 - Step 5: Solve for x
x = 408,991,292,698,443.81/17,496,724.80 - Step 6: Final answer
x = 23,375,305.80
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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.