Finding the Fourth Proportional to 8,091,139.84, 12,138,482 and 3,042,450.32
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Solution
The fourth proportional to 8,091,139.84, 12,138,482 and 3,042,450.32 is: 4,564,341.88
Step by Step Solution
- Step 1: Write the proportion equation
8,091,139.84 : 12,138,482 = 3,042,450.32 : x - Step 2: Convert to fraction form
8,091,139.84/12,138,482 = 3,042,450.32/x - Step 3: Cross multiply
8,091,139.84x = 12,138,482 × 3,042,450.32 - Step 4: Simplify right side
8,091,139.84x = 36,930,728,445,214.23 - Step 5: Solve for x
x = 36,930,728,445,214.23/8,091,139.84 - Step 6: Final answer
x = 4,564,341.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.