Finding the Fourth Proportional to 33,497,785.40, 50,220,106.05 and 18,351,716.90
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Solution
The fourth proportional to 33,497,785.40, 50,220,106.05 and 18,351,716.90 is: 27,513,017.89
Step by Step Solution
- Step 1: Write the proportion equation
33,497,785.40 : 50,220,106.05 = 18,351,716.90 : x - Step 2: Convert to fraction form
33,497,785.40/50,220,106.05 = 18,351,716.90/x - Step 3: Cross multiply
33,497,785.40x = 50,220,106.05 × 18,351,716.90 - Step 4: Simplify right side
33,497,785.40x = 921,625,168,917,577.12 - Step 5: Solve for x
x = 921,625,168,917,577.12/33,497,785.40 - Step 6: Final answer
x = 27,513,017.89
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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.