Finding the Fourth Proportional to 25,321,454.16, 34,943,626.44 and 14,865,423.36
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Solution
The fourth proportional to 25,321,454.16, 34,943,626.44 and 14,865,423.36 is: 20,514,295.80
Step by Step Solution
- Step 1: Write the proportion equation
25,321,454.16 : 34,943,626.44 = 14,865,423.36 : x - Step 2: Convert to fraction form
25,321,454.16/34,943,626.44 = 14,865,423.36/x - Step 3: Cross multiply
25,321,454.16x = 34,943,626.44 × 14,865,423.36 - Step 4: Simplify right side
25,321,454.16x = 519,451,800,764,289.56 - Step 5: Solve for x
x = 519,451,800,764,289.56/25,321,454.16 - Step 6: Final answer
x = 20,514,295.80
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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.