Finding the Fourth Proportional to 8,375,805.56, 12,566,230.68 and 2,983,752.20
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Solution
The fourth proportional to 8,375,805.56, 12,566,230.68 and 2,983,752.20 is: 4,476,526.84
Step by Step Solution
- Step 1: Write the proportion equation
8,375,805.56 : 12,566,230.68 = 2,983,752.20 : x - Step 2: Convert to fraction form
8,375,805.56/12,566,230.68 = 2,983,752.20/x - Step 3: Cross multiply
8,375,805.56x = 12,566,230.68 × 2,983,752.20 - Step 4: Simplify right side
8,375,805.56x = 37,494,518,437,157.50 - Step 5: Solve for x
x = 37,494,518,437,157.50/8,375,805.56 - Step 6: Final answer
x = 4,476,526.84
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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.