Finding the Fourth Proportional to 10,861,050.92, 16,291,363.35 and 4,383,953.96
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Solution
The fourth proportional to 10,861,050.92, 16,291,363.35 and 4,383,953.96 is: 6,575,844.95
Step by Step Solution
- Step 1: Write the proportion equation
10,861,050.92 : 16,291,363.35 = 4,383,953.96 : x - Step 2: Convert to fraction form
10,861,050.92/16,291,363.35 = 4,383,953.96/x - Step 3: Cross multiply
10,861,050.92x = 16,291,363.35 × 4,383,953.96 - Step 4: Simplify right side
10,861,050.92x = 71,420,586,872,031.36 - Step 5: Solve for x
x = 71,420,586,872,031.36/10,861,050.92 - Step 6: Final answer
x = 6,575,844.95
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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.