Finding the Fourth Proportional to 33,185,902.20, 49,778,853.30 and 29,784,679.80
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Solution
The fourth proportional to 33,185,902.20, 49,778,853.30 and 29,784,679.80 is: 44,677,019.70
Step by Step Solution
- Step 1: Write the proportion equation
33,185,902.20 : 49,778,853.30 = 29,784,679.80 : x - Step 2: Convert to fraction form
33,185,902.20/49,778,853.30 = 29,784,679.80/x - Step 3: Cross multiply
33,185,902.20x = 49,778,853.30 × 29,784,679.80 - Step 4: Simplify right side
33,185,902.20x = 1,482,647,206,351,673.25 - Step 5: Solve for x
x = 1,482,647,206,351,673.25/33,185,902.20 - Step 6: Final answer
x = 44,677,019.70
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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.