Finding the Fourth Proportional to 7,518,624.80, 10,375,722.18 and 4,080,865.82
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Solution
The fourth proportional to 7,518,624.80, 10,375,722.18 and 4,080,865.82 is: 5,631,605.67
Step by Step Solution
- Step 1: Write the proportion equation
7,518,624.80 : 10,375,722.18 = 4,080,865.82 : x - Step 2: Convert to fraction form
7,518,624.80/10,375,722.18 = 4,080,865.82/x - Step 3: Cross multiply
7,518,624.80x = 10,375,722.18 × 4,080,865.82 - Step 4: Simplify right side
7,518,624.80x = 42,341,930,028,117.19 - Step 5: Solve for x
x = 42,341,930,028,117.19/7,518,624.80 - Step 6: Final answer
x = 5,631,605.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.