Finding the Fourth Proportional to 8,995,739.16, 13,493,597.88 and 2,930,460.99
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Solution
The fourth proportional to 8,995,739.16, 13,493,597.88 and 2,930,460.99 is: 4,395,687.95
Step by Step Solution
- Step 1: Write the proportion equation
8,995,739.16 : 13,493,597.88 = 2,930,460.99 : x - Step 2: Convert to fraction form
8,995,739.16/13,493,597.88 = 2,930,460.99/x - Step 3: Cross multiply
8,995,739.16x = 13,493,597.88 × 2,930,460.99 - Step 4: Simplify right side
8,995,739.16x = 39,542,462,202,086.70 - Step 5: Solve for x
x = 39,542,462,202,086.70/8,995,739.16 - Step 6: Final answer
x = 4,395,687.95
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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.