Finding the Fourth Proportional to 40,541,245.38, 60,822,233.97 and 11,787,380.99
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Solution
The fourth proportional to 40,541,245.38, 60,822,233.97 and 11,787,380.99 is: 17,684,085.37
Step by Step Solution
- Step 1: Write the proportion equation
40,541,245.38 : 60,822,233.97 = 11,787,380.99 : x - Step 2: Convert to fraction form
40,541,245.38/60,822,233.97 = 11,787,380.99/x - Step 3: Cross multiply
40,541,245.38x = 60,822,233.97 × 11,787,380.99 - Step 4: Simplify right side
40,541,245.38x = 716,934,844,163,199 - Step 5: Solve for x
x = 716,934,844,163,199/40,541,245.38 - Step 6: Final answer
x = 17,684,085.37
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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.