Finding the Fourth Proportional to 36,485,584.60, 50,350,110.68 and 19,965,712.68
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Solution
The fourth proportional to 36,485,584.60, 50,350,110.68 and 19,965,712.68 is: 27,552,685.65
Step by Step Solution
- Step 1: Write the proportion equation
36,485,584.60 : 50,350,110.68 = 19,965,712.68 : x - Step 2: Convert to fraction form
36,485,584.60/50,350,110.68 = 19,965,712.68/x - Step 3: Cross multiply
36,485,584.60x = 50,350,110.68 × 19,965,712.68 - Step 4: Simplify right side
36,485,584.60x = 1,005,275,843,243,079.38 - Step 5: Solve for x
x = 1,005,275,843,243,079.38/36,485,584.60 - Step 6: Final answer
x = 27,552,685.65
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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.