Finding the Fourth Proportional to 27,085,562.23, 40,618,895.50 and 11,931,226.87
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Solution
The fourth proportional to 27,085,562.23, 40,618,895.50 and 11,931,226.87 is: 17,892,678.52
Step by Step Solution
- Step 1: Write the proportion equation
27,085,562.23 : 40,618,895.50 = 11,931,226.87 : x - Step 2: Convert to fraction form
27,085,562.23/40,618,895.50 = 11,931,226.87/x - Step 3: Cross multiply
27,085,562.23x = 40,618,895.50 × 11,931,226.87 - Step 4: Simplify right side
27,085,562.23x = 484,633,257,419,322.06 - Step 5: Solve for x
x = 484,633,257,419,322.06/27,085,562.23 - Step 6: Final answer
x = 17,892,678.52
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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.