Finding the Fourth Proportional to 40,350,396.68, 55,618,499.04 and 27,292,893.74
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Solution
The fourth proportional to 40,350,396.68, 55,618,499.04 and 27,292,893.74 is: 37,620,194.82
Step by Step Solution
- Step 1: Write the proportion equation
40,350,396.68 : 55,618,499.04 = 27,292,893.74 : x - Step 2: Convert to fraction form
40,350,396.68/55,618,499.04 = 27,292,893.74/x - Step 3: Cross multiply
40,350,396.68x = 55,618,499.04 × 27,292,893.74 - Step 4: Simplify right side
40,350,396.68x = 1,517,989,784,277,012 - Step 5: Solve for x
x = 1,517,989,784,277,012/40,350,396.68 - Step 6: Final answer
x = 37,620,194.82
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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.