Finding the Fourth Proportional to 27,310,386.09, 40,971,484.04 and 14,529,033.21
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Solution
The fourth proportional to 27,310,386.09, 40,971,484.04 and 14,529,033.21 is: 21,796,691.20
Step by Step Solution
- Step 1: Write the proportion equation
27,310,386.09 : 40,971,484.04 = 14,529,033.21 : x - Step 2: Convert to fraction form
27,310,386.09/40,971,484.04 = 14,529,033.21/x - Step 3: Cross multiply
27,310,386.09x = 40,971,484.04 × 14,529,033.21 - Step 4: Simplify right side
27,310,386.09x = 595,276,052,207,499.75 - Step 5: Solve for x
x = 595,276,052,207,499.75/27,310,386.09 - Step 6: Final answer
x = 21,796,691.20
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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.