Finding the Fourth Proportional to 52,853,473.20, 79,256,590.20 and 20,494,621.20
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Solution
The fourth proportional to 52,853,473.20, 79,256,590.20 and 20,494,621.20 is: 30,732,772.99
Step by Step Solution
- Step 1: Write the proportion equation
52,853,473.20 : 79,256,590.20 = 20,494,621.20 : x - Step 2: Convert to fraction form
52,853,473.20/79,256,590.20 = 20,494,621.20/x - Step 3: Cross multiply
52,853,473.20x = 79,256,590.20 × 20,494,621.20 - Step 4: Simplify right side
52,853,473.20x = 1,624,333,793,752,632.25 - Step 5: Solve for x
x = 1,624,333,793,752,632.25/52,853,473.20 - Step 6: Final answer
x = 30,732,772.99
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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.