Finding the Fourth Proportional to 7,567,854.26, 11,355,324.37 and 3,307,468.91
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Solution
The fourth proportional to 7,567,854.26, 11,355,324.37 and 3,307,468.91 is: 4,962,751.80
Step by Step Solution
- Step 1: Write the proportion equation
7,567,854.26 : 11,355,324.37 = 3,307,468.91 : x - Step 2: Convert to fraction form
7,567,854.26/11,355,324.37 = 3,307,468.91/x - Step 3: Cross multiply
7,567,854.26x = 11,355,324.37 × 3,307,468.91 - Step 4: Simplify right side
7,567,854.26x = 37,557,382,316,740.34 - Step 5: Solve for x
x = 37,557,382,316,740.34/7,567,854.26 - Step 6: Final answer
x = 4,962,751.80
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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.