Finding the Fourth Proportional to 11,438,010.11, 17,159,921.49 and 3,240,643.41
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Solution
The fourth proportional to 11,438,010.11, 17,159,921.49 and 3,240,643.41 is: 4,861,788.53
Step by Step Solution
- Step 1: Write the proportion equation
11,438,010.11 : 17,159,921.49 = 3,240,643.41 : x - Step 2: Convert to fraction form
11,438,010.11/17,159,921.49 = 3,240,643.41/x - Step 3: Cross multiply
11,438,010.11x = 17,159,921.49 × 3,240,643.41 - Step 4: Simplify right side
11,438,010.11x = 55,609,186,416,496.82 - Step 5: Solve for x
x = 55,609,186,416,496.82/11,438,010.11 - Step 6: Final answer
x = 4,861,788.53
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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.