Finding the Fourth Proportional to 11,582,376.48, 15,984,435.24 and 6,687,804.60
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Solution
The fourth proportional to 11,582,376.48, 15,984,435.24 and 6,687,804.60 is: 9,229,606.70
Step by Step Solution
- Step 1: Write the proportion equation
11,582,376.48 : 15,984,435.24 = 6,687,804.60 : x - Step 2: Convert to fraction form
11,582,376.48/15,984,435.24 = 6,687,804.60/x - Step 3: Cross multiply
11,582,376.48x = 15,984,435.24 × 6,687,804.60 - Step 4: Simplify right side
11,582,376.48x = 106,900,779,526,474.09 - Step 5: Solve for x
x = 106,900,779,526,474.09/11,582,376.48 - Step 6: Final answer
x = 9,229,606.70
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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.