Finding the Fourth Proportional to 13,461,336.44, 18,576,390.36 and 8,233,960
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Solution
The fourth proportional to 13,461,336.44, 18,576,390.36 and 8,233,960 is: 11,362,709.48
Step by Step Solution
- Step 1: Write the proportion equation
13,461,336.44 : 18,576,390.36 = 8,233,960 : x - Step 2: Convert to fraction form
13,461,336.44/18,576,390.36 = 8,233,960/x - Step 3: Cross multiply
13,461,336.44x = 18,576,390.36 × 8,233,960 - Step 4: Simplify right side
13,461,336.44x = 152,957,255,168,625.59 - Step 5: Solve for x
x = 152,957,255,168,625.59/13,461,336.44 - Step 6: Final answer
x = 11,362,709.48
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1.5x scale
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.