Finding the Fourth Proportional to 18,169,664.80, 27,254,497.20 and 14,922,407.20
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Solution
The fourth proportional to 18,169,664.80, 27,254,497.20 and 14,922,407.20 is: 22,383,610.80
Step by Step Solution
- Step 1: Write the proportion equation
18,169,664.80 : 27,254,497.20 = 14,922,407.20 : x - Step 2: Convert to fraction form
18,169,664.80/27,254,497.20 = 14,922,407.20/x - Step 3: Cross multiply
18,169,664.80x = 27,254,497.20 × 14,922,407.20 - Step 4: Simplify right side
18,169,664.80x = 406,702,705,249,659.81 - Step 5: Solve for x
x = 406,702,705,249,659.81/18,169,664.80 - Step 6: Final answer
x = 22,383,610.80
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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.