Finding the Fourth Proportional to 27,453,879.20, 41,138,243.71 and 15,910,715.95
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Solution
The fourth proportional to 27,453,879.20, 41,138,243.71 and 15,910,715.95 is: 23,841,399.80
Step by Step Solution
- Step 1: Write the proportion equation
27,453,879.20 : 41,138,243.71 = 15,910,715.95 : x - Step 2: Convert to fraction form
27,453,879.20/41,138,243.71 = 15,910,715.95/x - Step 3: Cross multiply
27,453,879.20x = 41,138,243.71 × 15,910,715.95 - Step 4: Simplify right side
27,453,879.20x = 654,538,910,209,061.88 - Step 5: Solve for x
x = 654,538,910,209,061.88/27,453,879.20 - Step 6: Final answer
x = 23,841,399.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.