Finding the Fourth Proportional to 11,486,305.88, 15,851,208.80 and 6,329,852.36
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Solution
The fourth proportional to 11,486,305.88, 15,851,208.80 and 6,329,852.36 is: 8,735,255.05
Step by Step Solution
- Step 1: Write the proportion equation
11,486,305.88 : 15,851,208.80 = 6,329,852.36 : x - Step 2: Convert to fraction form
11,486,305.88/15,851,208.80 = 6,329,852.36/x - Step 3: Cross multiply
11,486,305.88x = 15,851,208.80 × 6,329,852.36 - Step 4: Simplify right side
11,486,305.88x = 100,335,811,431,532.78 - Step 5: Solve for x
x = 100,335,811,431,532.78/11,486,305.88 - Step 6: Final answer
x = 8,735,255.05
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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.