Finding the Fourth Proportional to 15,311,149.60, 22,965,960.84 and 5,725,823.44
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Solution
The fourth proportional to 15,311,149.60, 22,965,960.84 and 5,725,823.44 is: 8,588,449.62
Step by Step Solution
- Step 1: Write the proportion equation
15,311,149.60 : 22,965,960.84 = 5,725,823.44 : x - Step 2: Convert to fraction form
15,311,149.60/22,965,960.84 = 5,725,823.44/x - Step 3: Cross multiply
15,311,149.60x = 22,965,960.84 × 5,725,823.44 - Step 4: Simplify right side
15,311,149.60x = 131,499,036,899,794.09 - Step 5: Solve for x
x = 131,499,036,899,794.09/15,311,149.60 - Step 6: Final answer
x = 8,588,449.62
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1.5x scale
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.