Finding the Fourth Proportional to 23,541,720.80, 35,313,747.60 and 12,204,312.80
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Solution
The fourth proportional to 23,541,720.80, 35,313,747.60 and 12,204,312.80 is: 18,307,073.88
Step by Step Solution
- Step 1: Write the proportion equation
23,541,720.80 : 35,313,747.60 = 12,204,312.80 : x - Step 2: Convert to fraction form
23,541,720.80/35,313,747.60 = 12,204,312.80/x - Step 3: Cross multiply
23,541,720.80x = 35,313,747.60 × 12,204,312.80 - Step 4: Simplify right side
23,541,720.80x = 430,980,021,850,649.31 - Step 5: Solve for x
x = 430,980,021,850,649.31/23,541,720.80 - Step 6: Final answer
x = 18,307,073.88
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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.