Finding the Fourth Proportional to 27,191,189.46, 37,524,686.49 and 14,802,107.70
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Solution
The fourth proportional to 27,191,189.46, 37,524,686.49 and 14,802,107.70 is: 20,427,368.64
Step by Step Solution
- Step 1: Write the proportion equation
27,191,189.46 : 37,524,686.49 = 14,802,107.70 : x - Step 2: Convert to fraction form
27,191,189.46/37,524,686.49 = 14,802,107.70/x - Step 3: Cross multiply
27,191,189.46x = 37,524,686.49 × 14,802,107.70 - Step 4: Simplify right side
27,191,189.46x = 555,444,450,833,715 - Step 5: Solve for x
x = 555,444,450,833,715/27,191,189.46 - Step 6: Final answer
x = 20,427,368.64
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1.5x scale
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.