Finding the Fourth Proportional to 11,131,805.40, 15,361,623.47 and 6,237,233.79
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Solution
The fourth proportional to 11,131,805.40, 15,361,623.47 and 6,237,233.79 is: 8,607,232.48
Step by Step Solution
- Step 1: Write the proportion equation
11,131,805.40 : 15,361,623.47 = 6,237,233.79 : x - Step 2: Convert to fraction form
11,131,805.40/15,361,623.47 = 6,237,233.79/x - Step 3: Cross multiply
11,131,805.40x = 15,361,623.47 × 6,237,233.79 - Step 4: Simplify right side
11,131,805.40x = 95,814,036,934,328.05 - Step 5: Solve for x
x = 95,814,036,934,328.05/11,131,805.40 - Step 6: Final answer
x = 8,607,232.48
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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.