Finding the Fourth Proportional to 27,007,776.09, 40,515,883.50 and 8,807,738.31
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Solution
The fourth proportional to 27,007,776.09, 40,515,883.50 and 8,807,738.31 is: 13,212,983.48
Step by Step Solution
- Step 1: Write the proportion equation
27,007,776.09 : 40,515,883.50 = 8,807,738.31 : x - Step 2: Convert to fraction form
27,007,776.09/40,515,883.50 = 8,807,738.31/x - Step 3: Cross multiply
27,007,776.09x = 40,515,883.50 × 8,807,738.31 - Step 4: Simplify right side
27,007,776.09x = 356,853,299,266,446.88 - Step 5: Solve for x
x = 356,853,299,266,446.88/27,007,776.09 - Step 6: Final answer
x = 13,212,983.48
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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.