Finding the Fourth Proportional to 7,459,346.22, 11,190,881.48 and 2,601,722.53
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Solution
The fourth proportional to 7,459,346.22, 11,190,881.48 and 2,601,722.53 is: 3,903,233.28
Step by Step Solution
- Step 1: Write the proportion equation
7,459,346.22 : 11,190,881.48 = 2,601,722.53 : x - Step 2: Convert to fraction form
7,459,346.22/11,190,881.48 = 2,601,722.53/x - Step 3: Cross multiply
7,459,346.22x = 11,190,881.48 × 2,601,722.53 - Step 4: Simplify right side
7,459,346.22x = 29,115,568,408,112.72 - Step 5: Solve for x
x = 29,115,568,408,112.72/7,459,346.22 - Step 6: Final answer
x = 3,903,233.28
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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.