Finding the Fourth Proportional to 8,213,265.44, 11,334,381.52 and 4,541,992.32
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Solution
The fourth proportional to 8,213,265.44, 11,334,381.52 and 4,541,992.32 is: 6,267,990.99
Step by Step Solution
- Step 1: Write the proportion equation
8,213,265.44 : 11,334,381.52 = 4,541,992.32 : x - Step 2: Convert to fraction form
8,213,265.44/11,334,381.52 = 4,541,992.32/x - Step 3: Cross multiply
8,213,265.44x = 11,334,381.52 × 4,541,992.32 - Step 4: Simplify right side
8,213,265.44x = 51,480,673,815,789.93 - Step 5: Solve for x
x = 51,480,673,815,789.93/8,213,265.44 - Step 6: Final answer
x = 6,267,990.99
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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.