Finding the Fourth Proportional to 79,384,891.36, 119,001,753.84 and 25,494,412
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Solution
The fourth proportional to 79,384,891.36, 119,001,753.84 and 25,494,412 is: 38,217,344.50
Step by Step Solution
- Step 1: Write the proportion equation
79,384,891.36 : 119,001,753.84 = 25,494,412 : x - Step 2: Convert to fraction form
79,384,891.36/119,001,753.84 = 25,494,412/x - Step 3: Cross multiply
79,384,891.36x = 119,001,753.84 × 25,494,412 - Step 4: Simplify right side
79,384,891.36x = 3,033,879,741,119,542 - Step 5: Solve for x
x = 3,033,879,741,119,542/79,384,891.36 - Step 6: Final answer
x = 38,217,344.50
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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.