Finding the Fourth Proportional to 29,660,205.20, 41,613,866.80 and 29,660,205.20
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Solution
The fourth proportional to 29,660,205.20, 41,613,866.80 and 29,660,205.20 is: 41,613,866.80
Step by Step Solution
- Step 1: Write the proportion equation
29,660,205.20 : 41,613,866.80 = 29,660,205.20 : x - Step 2: Convert to fraction form
29,660,205.20/41,613,866.80 = 29,660,205.20/x - Step 3: Cross multiply
29,660,205.20x = 41,613,866.80 × 29,660,205.20 - Step 4: Simplify right side
29,660,205.20x = 1,234,275,828,453,467.25 - Step 5: Solve for x
x = 1,234,275,828,453,467.25/29,660,205.20 - Step 6: Final answer
x = 41,613,866.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.