Finding the Fourth Proportional to 11,128,241.70, 16,693,494.12 and 3,840,752.97
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Solution
The fourth proportional to 11,128,241.70, 16,693,494.12 and 3,840,752.97 is: 5,761,520.00
Step by Step Solution
- Step 1: Write the proportion equation
11,128,241.70 : 16,693,494.12 = 3,840,752.97 : x - Step 2: Convert to fraction form
11,128,241.70/16,693,494.12 = 3,840,752.97/x - Step 3: Cross multiply
11,128,241.70x = 16,693,494.12 × 3,840,752.97 - Step 4: Simplify right side
11,128,241.70x = 64,115,587,121,067.54 - Step 5: Solve for x
x = 64,115,587,121,067.54/11,128,241.70 - Step 6: Final answer
x = 5,761,520.00
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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.