Finding the Fourth Proportional to 11,104,771.16, 15,324,296.36 and 6,143,395.80
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Solution
The fourth proportional to 11,104,771.16, 15,324,296.36 and 6,143,395.80 is: 8,477,726.96
Step by Step Solution
- Step 1: Write the proportion equation
11,104,771.16 : 15,324,296.36 = 6,143,395.80 : x - Step 2: Convert to fraction form
11,104,771.16/15,324,296.36 = 6,143,395.80/x - Step 3: Cross multiply
11,104,771.16x = 15,324,296.36 × 6,143,395.80 - Step 4: Simplify right side
11,104,771.16x = 94,143,217,895,979.28 - Step 5: Solve for x
x = 94,143,217,895,979.28/11,104,771.16 - Step 6: Final answer
x = 8,477,726.96
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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.