Finding the Fourth Proportional to 36,157,780.88, 49,898,097.96 and 19,638,228.08
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Solution
The fourth proportional to 36,157,780.88, 49,898,097.96 and 19,638,228.08 is: 27,100,950.46
Step by Step Solution
- Step 1: Write the proportion equation
36,157,780.88 : 49,898,097.96 = 19,638,228.08 : x - Step 2: Convert to fraction form
36,157,780.88/49,898,097.96 = 19,638,228.08/x - Step 3: Cross multiply
36,157,780.88x = 49,898,097.96 × 19,638,228.08 - Step 4: Simplify right side
36,157,780.88x = 979,910,228,496,662.62 - Step 5: Solve for x
x = 979,910,228,496,662.62/36,157,780.88 - Step 6: Final answer
x = 27,100,950.46
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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.