Finding the Fourth Proportional to 7,703,440.74, 11,538,129.22 and 5,268,823.74
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Solution
The fourth proportional to 7,703,440.74, 11,538,129.22 and 5,268,823.74 is: 7,891,586.52
Step by Step Solution
- Step 1: Write the proportion equation
7,703,440.74 : 11,538,129.22 = 5,268,823.74 : x - Step 2: Convert to fraction form
7,703,440.74/11,538,129.22 = 5,268,823.74/x - Step 3: Cross multiply
7,703,440.74x = 11,538,129.22 × 5,268,823.74 - Step 4: Simplify right side
7,703,440.74x = 60,792,369,136,351.62 - Step 5: Solve for x
x = 60,792,369,136,351.62/7,703,440.74 - Step 6: Final answer
x = 7,891,586.52
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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.