Finding the Fourth Proportional to 16,798,539.29, 23,189,149.87 and 11,295,104.18
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Solution
The fourth proportional to 16,798,539.29, 23,189,149.87 and 11,295,104.18 is: 15,592,061.85
Step by Step Solution
- Step 1: Write the proportion equation
16,798,539.29 : 23,189,149.87 = 11,295,104.18 : x - Step 2: Convert to fraction form
16,798,539.29/23,189,149.87 = 11,295,104.18/x - Step 3: Cross multiply
16,798,539.29x = 23,189,149.87 × 11,295,104.18 - Step 4: Simplify right side
16,798,539.29x = 261,923,863,483,099.97 - Step 5: Solve for x
x = 261,923,863,483,099.97/16,798,539.29 - Step 6: Final answer
x = 15,592,061.85
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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.