Finding the Fourth Proportional to 8,754,626.36, 11,993,782.24 and 8,427,243.70
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Solution
The fourth proportional to 8,754,626.36, 11,993,782.24 and 8,427,243.70 is: 11,545,270.08
Step by Step Solution
- Step 1: Write the proportion equation
8,754,626.36 : 11,993,782.24 = 8,427,243.70 : x - Step 2: Convert to fraction form
8,754,626.36/11,993,782.24 = 8,427,243.70/x - Step 3: Cross multiply
8,754,626.36x = 11,993,782.24 × 8,427,243.70 - Step 4: Simplify right side
8,754,626.36x = 101,074,525,731,869.91 - Step 5: Solve for x
x = 101,074,525,731,869.91/8,754,626.36 - Step 6: Final answer
x = 11,545,270.08
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.