Finding the Fourth Proportional to 15,311,145.60, 22,965,954.84 and 5,725,819.44
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Solution
The fourth proportional to 15,311,145.60, 22,965,954.84 and 5,725,819.44 is: 8,588,443.62
Step by Step Solution
- Step 1: Write the proportion equation
15,311,145.60 : 22,965,954.84 = 5,725,819.44 : x - Step 2: Convert to fraction form
15,311,145.60/22,965,954.84 = 5,725,819.44/x - Step 3: Cross multiply
15,311,145.60x = 22,965,954.84 × 5,725,819.44 - Step 4: Simplify right side
15,311,145.60x = 131,498,910,681,034.09 - Step 5: Solve for x
x = 131,498,910,681,034.09/15,311,145.60 - Step 6: Final answer
x = 8,588,443.62
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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.