Finding the Fourth Proportional to 6,235,810.80, 9,353,716.20 and 4,108,297.20
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Solution
The fourth proportional to 6,235,810.80, 9,353,716.20 and 4,108,297.20 is: 6,162,445.80
Step by Step Solution
- Step 1: Write the proportion equation
6,235,810.80 : 9,353,716.20 = 4,108,297.20 : x - Step 2: Convert to fraction form
6,235,810.80/9,353,716.20 = 4,108,297.20/x - Step 3: Cross multiply
6,235,810.80x = 9,353,716.20 × 4,108,297.20 - Step 4: Simplify right side
6,235,810.80x = 38,427,846,074,054.64 - Step 5: Solve for x
x = 38,427,846,074,054.64/6,235,810.80 - Step 6: Final answer
x = 6,162,445.80
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1.5x scale
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.