Finding the Fourth Proportional to 17,979,791.12, 24,806,040.33 and 10,239,352.95
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Solution
The fourth proportional to 17,979,791.12, 24,806,040.33 and 10,239,352.95 is: 14,126,849.45
Step by Step Solution
- Step 1: Write the proportion equation
17,979,791.12 : 24,806,040.33 = 10,239,352.95 : x - Step 2: Convert to fraction form
17,979,791.12/24,806,040.33 = 10,239,352.95/x - Step 3: Cross multiply
17,979,791.12x = 24,806,040.33 × 10,239,352.95 - Step 4: Simplify right side
17,979,791.12x = 253,997,802,230,804.44 - Step 5: Solve for x
x = 253,997,802,230,804.44/17,979,791.12 - Step 6: Final answer
x = 14,126,849.45
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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.