Finding the Fourth Proportional to 14,610,705.57, 20,162,797.31 and 8,084,610.09
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Solution
The fourth proportional to 14,610,705.57, 20,162,797.31 and 8,084,610.09 is: 11,156,774.99
Step by Step Solution
- Step 1: Write the proportion equation
14,610,705.57 : 20,162,797.31 = 8,084,610.09 : x - Step 2: Convert to fraction form
14,610,705.57/20,162,797.31 = 8,084,610.09/x - Step 3: Cross multiply
14,610,705.57x = 20,162,797.31 × 8,084,610.09 - Step 4: Simplify right side
14,610,705.57x = 163,008,354,534,627.81 - Step 5: Solve for x
x = 163,008,354,534,627.81/14,610,705.57 - Step 6: Final answer
x = 11,156,774.99
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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.