Finding the Fourth Proportional to 17,728,723.05, 26,538,541.89 and 11,567,437.97
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Solution
The fourth proportional to 17,728,723.05, 26,538,541.89 and 11,567,437.97 is: 17,315,569.56
Step by Step Solution
- Step 1: Write the proportion equation
17,728,723.05 : 26,538,541.89 = 11,567,437.97 : x - Step 2: Convert to fraction form
17,728,723.05/26,538,541.89 = 11,567,437.97/x - Step 3: Cross multiply
17,728,723.05x = 26,538,541.89 × 11,567,437.97 - Step 4: Simplify right side
17,728,723.05x = 306,982,937,193,167.94 - Step 5: Solve for x
x = 306,982,937,193,167.94/17,728,723.05 - Step 6: Final answer
x = 17,315,569.56
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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.