Finding the Fourth Proportional to 6,659,293.98, 9,989,218.76 and 2,110,242.04
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Solution
The fourth proportional to 6,659,293.98, 9,989,218.76 and 2,110,242.04 is: 3,165,451.09
Step by Step Solution
- Step 1: Write the proportion equation
6,659,293.98 : 9,989,218.76 = 2,110,242.04 : x - Step 2: Convert to fraction form
6,659,293.98/9,989,218.76 = 2,110,242.04/x - Step 3: Cross multiply
6,659,293.98x = 9,989,218.76 × 2,110,242.04 - Step 4: Simplify right side
6,659,293.98x = 21,079,669,374,108.67 - Step 5: Solve for x
x = 21,079,669,374,108.67/6,659,293.98 - Step 6: Final answer
x = 3,165,451.09
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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.