Finding the Fourth Proportional to 5,786,448.11, 8,662,645.35 and 3,862,587.44
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Solution
The fourth proportional to 5,786,448.11, 8,662,645.35 and 3,862,587.44 is: 5,782,515.38
Step by Step Solution
- Step 1: Write the proportion equation
5,786,448.11 : 8,662,645.35 = 3,862,587.44 : x - Step 2: Convert to fraction form
5,786,448.11/8,662,645.35 = 3,862,587.44/x - Step 3: Cross multiply
5,786,448.11x = 8,662,645.35 × 3,862,587.44 - Step 4: Simplify right side
5,786,448.11x = 33,460,225,157,397.48 - Step 5: Solve for x
x = 33,460,225,157,397.48/5,786,448.11 - Step 6: Final answer
x = 5,782,515.38
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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.