Finding the Fourth Proportional to 37,394,109.20, 56,091,163.80 and 17,238,717.20
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Solution
The fourth proportional to 37,394,109.20, 56,091,163.80 and 17,238,717.20 is: 25,858,075.80
Step by Step Solution
- Step 1: Write the proportion equation
37,394,109.20 : 56,091,163.80 = 17,238,717.20 : x - Step 2: Convert to fraction form
37,394,109.20/56,091,163.80 = 17,238,717.20/x - Step 3: Cross multiply
37,394,109.20x = 56,091,163.80 × 17,238,717.20 - Step 4: Simplify right side
37,394,109.20x = 966,939,710,167,077.25 - Step 5: Solve for x
x = 966,939,710,167,077.25/37,394,109.20 - Step 6: Final answer
x = 25,858,075.80
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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.