Finding the Fourth Proportional to 6,957,725.85, 9,601,337.43 and 3,860,216.19
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Solution
The fourth proportional to 6,957,725.85, 9,601,337.43 and 3,860,216.19 is: 5,326,918.45
Step by Step Solution
- Step 1: Write the proportion equation
6,957,725.85 : 9,601,337.43 = 3,860,216.19 : x - Step 2: Convert to fraction form
6,957,725.85/9,601,337.43 = 3,860,216.19/x - Step 3: Cross multiply
6,957,725.85x = 9,601,337.43 × 3,860,216.19 - Step 4: Simplify right side
6,957,725.85x = 37,063,238,192,938.99 - Step 5: Solve for x
x = 37,063,238,192,938.99/6,957,725.85 - Step 6: Final answer
x = 5,326,918.45
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1.5x scale
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.