Finding the Fourth Proportional to 36,888,839.11, 55,352,408.19 and 15,045,243.67
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Solution
The fourth proportional to 36,888,839.11, 55,352,408.19 and 15,045,243.67 is: 22,575,675.71
Step by Step Solution
- Step 1: Write the proportion equation
36,888,839.11 : 55,352,408.19 = 15,045,243.67 : x - Step 2: Convert to fraction form
36,888,839.11/55,352,408.19 = 15,045,243.67/x - Step 3: Cross multiply
36,888,839.11x = 55,352,408.19 × 15,045,243.67 - Step 4: Simplify right side
36,888,839.11x = 832,790,468,939,853.62 - Step 5: Solve for x
x = 832,790,468,939,853.62/36,888,839.11 - Step 6: Final answer
x = 22,575,675.71
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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.