Finding the Fourth Proportional to 46,514,093.76, 69,765,825.84 and 12,438,096.96
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Solution
The fourth proportional to 46,514,093.76, 69,765,825.84 and 12,438,096.96 is: 18,655,724.24
Step by Step Solution
- Step 1: Write the proportion equation
46,514,093.76 : 69,765,825.84 = 12,438,096.96 : x - Step 2: Convert to fraction form
46,514,093.76/69,765,825.84 = 12,438,096.96/x - Step 3: Cross multiply
46,514,093.76x = 69,765,825.84 × 12,438,096.96 - Step 4: Simplify right side
46,514,093.76x = 867,754,106,292,393.50 - Step 5: Solve for x
x = 867,754,106,292,393.50/46,514,093.76 - Step 6: Final answer
x = 18,655,724.24
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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.