Finding the Fourth Proportional to 11,765,568.49, 17,649,369.36 and 3,245,904.96
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Solution
The fourth proportional to 11,765,568.49, 17,649,369.36 and 3,245,904.96 is: 4,869,137.91
Step by Step Solution
- Step 1: Write the proportion equation
11,765,568.49 : 17,649,369.36 = 3,245,904.96 : x - Step 2: Convert to fraction form
11,765,568.49/17,649,369.36 = 3,245,904.96/x - Step 3: Cross multiply
11,765,568.49x = 17,649,369.36 × 3,245,904.96 - Step 4: Simplify right side
11,765,568.49x = 57,288,175,588,430.79 - Step 5: Solve for x
x = 57,288,175,588,430.79/11,765,568.49 - Step 6: Final answer
x = 4,869,137.91
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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.