Finding the Fourth Proportional to 36,142,207.14, 54,207,690.66 and 11,880,972.66
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Solution
The fourth proportional to 36,142,207.14, 54,207,690.66 and 11,880,972.66 is: 17,819,611.52
Step by Step Solution
- Step 1: Write the proportion equation
36,142,207.14 : 54,207,690.66 = 11,880,972.66 : x - Step 2: Convert to fraction form
36,142,207.14/54,207,690.66 = 11,880,972.66/x - Step 3: Cross multiply
36,142,207.14x = 54,207,690.66 × 11,880,972.66 - Step 4: Simplify right side
36,142,207.14x = 644,040,090,693,197.38 - Step 5: Solve for x
x = 644,040,090,693,197.38/36,142,207.14 - Step 6: Final answer
x = 17,819,611.52
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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.