Finding the Fourth Proportional to 17,454,213.30, 26,181,319.36 and 8,230,038.62
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Solution
The fourth proportional to 17,454,213.30, 26,181,319.36 and 8,230,038.62 is: 12,345,057.65
Step by Step Solution
- Step 1: Write the proportion equation
17,454,213.30 : 26,181,319.36 = 8,230,038.62 : x - Step 2: Convert to fraction form
17,454,213.30/26,181,319.36 = 8,230,038.62/x - Step 3: Cross multiply
17,454,213.30x = 26,181,319.36 × 8,230,038.62 - Step 4: Simplify right side
17,454,213.30x = 215,473,269,455,353.69 - Step 5: Solve for x
x = 215,473,269,455,353.69/17,454,213.30 - Step 6: Final answer
x = 12,345,057.65
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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.