Finding the Fourth Proportional to 17,724,546.18, 24,459,165.18 and 9,991,193.94
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Solution
The fourth proportional to 17,724,546.18, 24,459,165.18 and 9,991,193.94 is: 13,787,448.23
Step by Step Solution
- Step 1: Write the proportion equation
17,724,546.18 : 24,459,165.18 = 9,991,193.94 : x - Step 2: Convert to fraction form
17,724,546.18/24,459,165.18 = 9,991,193.94/x - Step 3: Cross multiply
17,724,546.18x = 24,459,165.18 × 9,991,193.94 - Step 4: Simplify right side
17,724,546.18x = 244,376,262,923,875 - Step 5: Solve for x
x = 244,376,262,923,875/17,724,546.18 - Step 6: Final answer
x = 13,787,448.23
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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.