Finding the Fourth Proportional to 7,380,519.68, 11,070,713.64 and 2,331,830
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Solution
The fourth proportional to 7,380,519.68, 11,070,713.64 and 2,331,830 is: 3,497,724.19
Step by Step Solution
- Step 1: Write the proportion equation
7,380,519.68 : 11,070,713.64 = 2,331,830 : x - Step 2: Convert to fraction form
7,380,519.68/11,070,713.64 = 2,331,830/x - Step 3: Cross multiply
7,380,519.68x = 11,070,713.64 × 2,331,830 - Step 4: Simplify right side
7,380,519.68x = 25,815,022,187,161.20 - Step 5: Solve for x
x = 25,815,022,187,161.20/7,380,519.68 - Step 6: Final answer
x = 3,497,724.19
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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.