Finding the Fourth Proportional to 17,679,687.63, 24,396,650.01 and 9,943,235.28
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Solution
The fourth proportional to 17,679,687.63, 24,396,650.01 and 9,943,235.28 is: 13,720,922.91
Step by Step Solution
- Step 1: Write the proportion equation
17,679,687.63 : 24,396,650.01 = 9,943,235.28 : x - Step 2: Convert to fraction form
17,679,687.63/24,396,650.01 = 9,943,235.28/x - Step 3: Cross multiply
17,679,687.63x = 24,396,650.01 × 9,943,235.28 - Step 4: Simplify right side
17,679,687.63x = 242,581,631,093,244.34 - Step 5: Solve for x
x = 242,581,631,093,244.34/17,679,687.63 - Step 6: Final answer
x = 13,720,922.91
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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.