Finding the Fourth Proportional to 7,702,337.38, 10,629,557.64 and 4,264,578.30
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Solution
The fourth proportional to 7,702,337.38, 10,629,557.64 and 4,264,578.30 is: 5,885,301.90
Step by Step Solution
- Step 1: Write the proportion equation
7,702,337.38 : 10,629,557.64 = 4,264,578.30 : x - Step 2: Convert to fraction form
7,702,337.38/10,629,557.64 = 4,264,578.30/x - Step 3: Cross multiply
7,702,337.38x = 10,629,557.64 × 4,264,578.30 - Step 4: Simplify right side
7,702,337.38x = 45,330,580,850,143.21 - Step 5: Solve for x
x = 45,330,580,850,143.21/7,702,337.38 - Step 6: Final answer
x = 5,885,301.90
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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.