Finding the Fourth Proportional to 8,552,738.18, 12,829,238.48 and 2,873,011.70
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Solution
The fourth proportional to 8,552,738.18, 12,829,238.48 and 2,873,011.70 is: 4,309,561.62
Step by Step Solution
- Step 1: Write the proportion equation
8,552,738.18 : 12,829,238.48 = 2,873,011.70 : x - Step 2: Convert to fraction form
8,552,738.18/12,829,238.48 = 2,873,011.70/x - Step 3: Cross multiply
8,552,738.18x = 12,829,238.48 × 2,873,011.70 - Step 4: Simplify right side
8,552,738.18x = 36,858,552,198,166.55 - Step 5: Solve for x
x = 36,858,552,198,166.55/8,552,738.18 - Step 6: Final answer
x = 4,309,561.62
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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.