Finding the Fourth Proportional to 36,129,595.28, 49,858,896.23 and 19,609,725.87
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Solution
The fourth proportional to 36,129,595.28, 49,858,896.23 and 19,609,725.87 is: 27,061,451.41
Step by Step Solution
- Step 1: Write the proportion equation
36,129,595.28 : 49,858,896.23 = 19,609,725.87 : x - Step 2: Convert to fraction form
36,129,595.28/49,858,896.23 = 19,609,725.87/x - Step 3: Cross multiply
36,129,595.28x = 49,858,896.23 × 19,609,725.87 - Step 4: Simplify right side
36,129,595.28x = 977,719,287,153,027.88 - Step 5: Solve for x
x = 977,719,287,153,027.88/36,129,595.28 - Step 6: Final answer
x = 27,061,451.41
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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.