Finding the Fourth Proportional to 27,750,146.10, 41,610,877.47 and 12,181,602.99
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Solution
The fourth proportional to 27,750,146.10, 41,610,877.47 and 12,181,602.99 is: 18,266,108.86
Step by Step Solution
- Step 1: Write the proportion equation
27,750,146.10 : 41,610,877.47 = 12,181,602.99 : x - Step 2: Convert to fraction form
27,750,146.10/41,610,877.47 = 12,181,602.99/x - Step 3: Cross multiply
27,750,146.10x = 41,610,877.47 × 12,181,602.99 - Step 4: Simplify right side
27,750,146.10x = 506,887,189,405,075.62 - Step 5: Solve for x
x = 506,887,189,405,075.62/27,750,146.10 - Step 6: Final answer
x = 18,266,108.86
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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.