Finding the Fourth Proportional to 27,255,433.12, 40,887,232.62 and 8,805,213.16
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Solution
The fourth proportional to 27,255,433.12, 40,887,232.62 and 8,805,213.16 is: 13,209,138.79
Step by Step Solution
- Step 1: Write the proportion equation
27,255,433.12 : 40,887,232.62 = 8,805,213.16 : x - Step 2: Convert to fraction form
27,255,433.12/40,887,232.62 = 8,805,213.16/x - Step 3: Cross multiply
27,255,433.12x = 40,887,232.62 × 8,805,213.16 - Step 4: Simplify right side
27,255,433.12x = 360,020,798,741,605.25 - Step 5: Solve for x
x = 360,020,798,741,605.25/27,255,433.12 - Step 6: Final answer
x = 13,209,138.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.