Finding the Fourth Proportional to 5,063,172.64, 6,987,243.90 and 2,771,284.12
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Solution
The fourth proportional to 5,063,172.64, 6,987,243.90 and 2,771,284.12 is: 3,824,408.02
Step by Step Solution
- Step 1: Write the proportion equation
5,063,172.64 : 6,987,243.90 = 2,771,284.12 : x - Step 2: Convert to fraction form
5,063,172.64/6,987,243.90 = 2,771,284.12/x - Step 3: Cross multiply
5,063,172.64x = 6,987,243.90 × 2,771,284.12 - Step 4: Simplify right side
5,063,172.64x = 19,363,638,062,636.87 - Step 5: Solve for x
x = 19,363,638,062,636.87/5,063,172.64 - Step 6: Final answer
x = 3,824,408.02
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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.