Finding the Fourth Proportional to 10,758,625.61, 14,846,908.91 and 6,112,418.76
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Solution
The fourth proportional to 10,758,625.61, 14,846,908.91 and 6,112,418.76 is: 8,435,141.05
Step by Step Solution
- Step 1: Write the proportion equation
10,758,625.61 : 14,846,908.91 = 6,112,418.76 : x - Step 2: Convert to fraction form
10,758,625.61/14,846,908.91 = 6,112,418.76/x - Step 3: Cross multiply
10,758,625.61x = 14,846,908.91 × 6,112,418.76 - Step 4: Simplify right side
10,758,625.61x = 90,750,524,518,933.05 - Step 5: Solve for x
x = 90,750,524,518,933.05/10,758,625.61 - Step 6: Final answer
x = 8,435,141.05
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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.