Finding the Fourth Proportional to 17,984,589.71, 24,818,716.29 and 9,724,632.21
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Solution
The fourth proportional to 17,984,589.71, 24,818,716.29 and 9,724,632.21 is: 13,419,982.99
Step by Step Solution
- Step 1: Write the proportion equation
17,984,589.71 : 24,818,716.29 = 9,724,632.21 : x - Step 2: Convert to fraction form
17,984,589.71/24,818,716.29 = 9,724,632.21/x - Step 3: Cross multiply
17,984,589.71x = 24,818,716.29 × 9,724,632.21 - Step 4: Simplify right side
17,984,589.71x = 241,352,887,974,123.22 - Step 5: Solve for x
x = 241,352,887,974,123.22/17,984,589.71 - Step 6: Final answer
x = 13,419,982.99
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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.