Finding the Fourth Proportional to 11,412,093.99, 15,739,506.84 and 10,032,487.91
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Solution
The fourth proportional to 11,412,093.99, 15,739,506.84 and 10,032,487.91 is: 13,836,760.57
Step by Step Solution
- Step 1: Write the proportion equation
11,412,093.99 : 15,739,506.84 = 10,032,487.91 : x - Step 2: Convert to fraction form
11,412,093.99/15,739,506.84 = 10,032,487.91/x - Step 3: Cross multiply
11,412,093.99x = 15,739,506.84 × 10,032,487.91 - Step 4: Simplify right side
11,412,093.99x = 157,906,412,083,389.22 - Step 5: Solve for x
x = 157,906,412,083,389.22/11,412,093.99 - Step 6: Final answer
x = 13,836,760.57
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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.