Finding the Fourth Proportional to 38,190,982.68, 57,284,920.44 and 9,436,394.16
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Solution
The fourth proportional to 38,190,982.68, 57,284,920.44 and 9,436,394.16 is: 14,154,207.37
Step by Step Solution
- Step 1: Write the proportion equation
38,190,982.68 : 57,284,920.44 = 9,436,394.16 : x - Step 2: Convert to fraction form
38,190,982.68/57,284,920.44 = 9,436,394.16/x - Step 3: Cross multiply
38,190,982.68x = 57,284,920.44 × 9,436,394.16 - Step 4: Simplify right side
38,190,982.68x = 540,563,088,696,080.62 - Step 5: Solve for x
x = 540,563,088,696,080.62/38,190,982.68 - Step 6: Final answer
x = 14,154,207.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.