Finding the Fourth Proportional to 57,625,777.67, 79,524,198.56 and 31,519,721.48
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Solution
The fourth proportional to 57,625,777.67, 79,524,198.56 and 31,519,721.48 is: 43,497,557.70
Step by Step Solution
- Step 1: Write the proportion equation
57,625,777.67 : 79,524,198.56 = 31,519,721.48 : x - Step 2: Convert to fraction form
57,625,777.67/79,524,198.56 = 31,519,721.48/x - Step 3: Cross multiply
57,625,777.67x = 79,524,198.56 × 31,519,721.48 - Step 4: Simplify right side
57,625,777.67x = 2,506,580,589,212,595.50 - Step 5: Solve for x
x = 2,506,580,589,212,595.50/57,625,777.67 - Step 6: Final answer
x = 43,497,557.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.