Finding the Fourth Proportional to 18,075,330.52, 24,934,732.56 and 11,542,090.84
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Solution
The fourth proportional to 18,075,330.52, 24,934,732.56 and 11,542,090.84 is: 15,922,195.61
Step by Step Solution
- Step 1: Write the proportion equation
18,075,330.52 : 24,934,732.56 = 11,542,090.84 : x - Step 2: Convert to fraction form
18,075,330.52/24,934,732.56 = 11,542,090.84/x - Step 3: Cross multiply
18,075,330.52x = 24,934,732.56 × 11,542,090.84 - Step 4: Simplify right side
18,075,330.52x = 287,798,948,278,625.75 - Step 5: Solve for x
x = 287,798,948,278,625.75/18,075,330.52 - Step 6: Final answer
x = 15,922,195.61
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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.