Finding the Fourth Proportional to 7,600,698.21, 10,489,717.49 and 4,338,007.08
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Solution
The fourth proportional to 7,600,698.21, 10,489,717.49 and 4,338,007.08 is: 5,986,880.07
Step by Step Solution
- Step 1: Write the proportion equation
7,600,698.21 : 10,489,717.49 = 4,338,007.08 : x - Step 2: Convert to fraction form
7,600,698.21/10,489,717.49 = 4,338,007.08/x - Step 3: Cross multiply
7,600,698.21x = 10,489,717.49 × 4,338,007.08 - Step 4: Simplify right side
7,600,698.21x = 45,504,468,677,793.35 - Step 5: Solve for x
x = 45,504,468,677,793.35/7,600,698.21 - Step 6: Final answer
x = 5,986,880.07
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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.