Finding the Fourth Proportional to 14,659,074.06, 20,231,950.29 and 8,134,799.19
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Solution
The fourth proportional to 14,659,074.06, 20,231,950.29 and 8,134,799.19 is: 11,227,370.31
Step by Step Solution
- Step 1: Write the proportion equation
14,659,074.06 : 20,231,950.29 = 8,134,799.19 : x - Step 2: Convert to fraction form
14,659,074.06/20,231,950.29 = 8,134,799.19/x - Step 3: Cross multiply
14,659,074.06x = 20,231,950.29 × 8,134,799.19 - Step 4: Simplify right side
14,659,074.06x = 164,582,852,831,212.28 - Step 5: Solve for x
x = 164,582,852,831,212.28/14,659,074.06 - Step 6: Final answer
x = 11,227,370.31
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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.