Finding the Fourth Proportional to 16,927,351.95, 23,366,896.10 and 11,428,175.08
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Solution
The fourth proportional to 16,927,351.95, 23,366,896.10 and 11,428,175.08 is: 15,775,709.07
Step by Step Solution
- Step 1: Write the proportion equation
16,927,351.95 : 23,366,896.10 = 11,428,175.08 : x - Step 2: Convert to fraction form
16,927,351.95/23,366,896.10 = 11,428,175.08/x - Step 3: Cross multiply
16,927,351.95x = 23,366,896.10 × 11,428,175.08 - Step 4: Simplify right side
16,927,351.95x = 267,040,979,721,892.59 - Step 5: Solve for x
x = 267,040,979,721,892.59/16,927,351.95 - Step 6: Final answer
x = 15,775,709.07
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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.