Finding the Fourth Proportional to 10,988,272.96, 15,163,529.40 and 6,093,482.64
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Solution
The fourth proportional to 10,988,272.96, 15,163,529.40 and 6,093,482.64 is: 8,408,846.73
Step by Step Solution
- Step 1: Write the proportion equation
10,988,272.96 : 15,163,529.40 = 6,093,482.64 : x - Step 2: Convert to fraction form
10,988,272.96/15,163,529.40 = 6,093,482.64/x - Step 3: Cross multiply
10,988,272.96x = 15,163,529.40 × 6,093,482.64 - Step 4: Simplify right side
10,988,272.96x = 92,398,703,160,029.61 - Step 5: Solve for x
x = 92,398,703,160,029.61/10,988,272.96 - Step 6: Final answer
x = 8,408,846.73
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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.