Finding the Fourth Proportional to 36,035,181.43, 49,727,935.75 and 19,515,171.76
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Solution
The fourth proportional to 36,035,181.43, 49,727,935.75 and 19,515,171.76 is: 26,930,604.17
Step by Step Solution
- Step 1: Write the proportion equation
36,035,181.43 : 49,727,935.75 = 19,515,171.76 : x - Step 2: Convert to fraction form
36,035,181.43/49,727,935.75 = 19,515,171.76/x - Step 3: Cross multiply
36,035,181.43x = 49,727,935.75 × 19,515,171.76 - Step 4: Simplify right side
36,035,181.43x = 970,449,207,134,066.75 - Step 5: Solve for x
x = 970,449,207,134,066.75/36,035,181.43 - Step 6: Final answer
x = 26,930,604.17
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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.