Finding the Fourth Proportional to 18,182,925.70, 27,273,724.22 and 5,403,098.24
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Solution
The fourth proportional to 18,182,925.70, 27,273,724.22 and 5,403,098.24 is: 8,104,449.95
Step by Step Solution
- Step 1: Write the proportion equation
18,182,925.70 : 27,273,724.22 = 5,403,098.24 : x - Step 2: Convert to fraction form
18,182,925.70/27,273,724.22 = 5,403,098.24/x - Step 3: Cross multiply
18,182,925.70x = 27,273,724.22 × 5,403,098.24 - Step 4: Simplify right side
18,182,925.70x = 147,362,611,331,327.38 - Step 5: Solve for x
x = 147,362,611,331,327.38/18,182,925.70 - Step 6: Final answer
x = 8,104,449.95
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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.