Finding the Fourth Proportional to 6,645,500.48, 9,170,794.68 and 3,589,716.08
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Solution
The fourth proportional to 6,645,500.48, 9,170,794.68 and 3,589,716.08 is: 4,953,810.36
Step by Step Solution
- Step 1: Write the proportion equation
6,645,500.48 : 9,170,794.68 = 3,589,716.08 : x - Step 2: Convert to fraction form
6,645,500.48/9,170,794.68 = 3,589,716.08/x - Step 3: Cross multiply
6,645,500.48x = 9,170,794.68 × 3,589,716.08 - Step 4: Simplify right side
6,645,500.48x = 32,920,549,129,174.45 - Step 5: Solve for x
x = 32,920,549,129,174.45/6,645,500.48 - Step 6: Final answer
x = 4,953,810.36
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1.5x scale
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.