Finding the Fourth Proportional to 11,418,145.44, 15,757,256.88 and 6,261,199.44
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Solution
The fourth proportional to 11,418,145.44, 15,757,256.88 and 6,261,199.44 is: 8,640,573.77
Step by Step Solution
- Step 1: Write the proportion equation
11,418,145.44 : 15,757,256.88 = 6,261,199.44 : x - Step 2: Convert to fraction form
11,418,145.44/15,757,256.88 = 6,261,199.44/x - Step 3: Cross multiply
11,418,145.44x = 15,757,256.88 × 6,261,199.44 - Step 4: Simplify right side
11,418,145.44x = 98,659,327,952,992.16 - Step 5: Solve for x
x = 98,659,327,952,992.16/11,418,145.44 - Step 6: Final answer
x = 8,640,573.77
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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.