Finding the Fourth Proportional to 8,589,541.12, 12,886,415.52 and 4,273,627.84
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Solution
The fourth proportional to 8,589,541.12, 12,886,415.52 and 4,273,627.84 is: 6,411,488.50
Step by Step Solution
- Step 1: Write the proportion equation
8,589,541.12 : 12,886,415.52 = 4,273,627.84 : x - Step 2: Convert to fraction form
8,589,541.12/12,886,415.52 = 4,273,627.84/x - Step 3: Cross multiply
8,589,541.12x = 12,886,415.52 × 4,273,627.84 - Step 4: Simplify right side
8,589,541.12x = 55,071,744,124,080.07 - Step 5: Solve for x
x = 55,071,744,124,080.07/8,589,541.12 - Step 6: Final answer
x = 6,411,488.50
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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.