Finding the Fourth Proportional to 36,085,078.38, 53,998,317.14 and 31,244,085.84
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Solution
The fourth proportional to 36,085,078.38, 53,998,317.14 and 31,244,085.84 is: 46,754,174.62
Step by Step Solution
- Step 1: Write the proportion equation
36,085,078.38 : 53,998,317.14 = 31,244,085.84 : x - Step 2: Convert to fraction form
36,085,078.38/53,998,317.14 = 31,244,085.84/x - Step 3: Cross multiply
36,085,078.38x = 53,998,317.14 × 31,244,085.84 - Step 4: Simplify right side
36,085,078.38x = 1,687,128,055,781,482.75 - Step 5: Solve for x
x = 1,687,128,055,781,482.75/36,085,078.38 - Step 6: Final answer
x = 46,754,174.62
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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.