Finding the Fourth Proportional to 9,930,064.23, 14,895,074.46 and 2,643,525.66
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Solution
The fourth proportional to 9,930,064.23, 14,895,074.46 and 2,643,525.66 is: 3,965,282.66
Step by Step Solution
- Step 1: Write the proportion equation
9,930,064.23 : 14,895,074.46 = 2,643,525.66 : x - Step 2: Convert to fraction form
9,930,064.23/14,895,074.46 = 2,643,525.66/x - Step 3: Cross multiply
9,930,064.23x = 14,895,074.46 × 2,643,525.66 - Step 4: Simplify right side
9,930,064.23x = 39,375,511,542,620.65 - Step 5: Solve for x
x = 39,375,511,542,620.65/9,930,064.23 - Step 6: Final answer
x = 3,965,282.66
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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.