Finding the Fourth Proportional to 11,824,961.31, 16,318,491.66 and 6,598,189.71
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Solution
The fourth proportional to 11,824,961.31, 16,318,491.66 and 6,598,189.71 is: 9,105,526.94
Step by Step Solution
- Step 1: Write the proportion equation
11,824,961.31 : 16,318,491.66 = 6,598,189.71 : x - Step 2: Convert to fraction form
11,824,961.31/16,318,491.66 = 6,598,189.71/x - Step 3: Cross multiply
11,824,961.31x = 16,318,491.66 × 6,598,189.71 - Step 4: Simplify right side
11,824,961.31x = 107,672,503,753,732.81 - Step 5: Solve for x
x = 107,672,503,753,732.81/11,824,961.31 - Step 6: Final answer
x = 9,105,526.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.