Finding the Fourth Proportional to 8,886,708.70, 12,264,036.74 and 4,966,464.70
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Solution
The fourth proportional to 8,886,708.70, 12,264,036.74 and 4,966,464.70 is: 6,853,932.95
Step by Step Solution
- Step 1: Write the proportion equation
8,886,708.70 : 12,264,036.74 = 4,966,464.70 : x - Step 2: Convert to fraction form
8,886,708.70/12,264,036.74 = 4,966,464.70/x - Step 3: Cross multiply
8,886,708.70x = 12,264,036.74 × 4,966,464.70 - Step 4: Simplify right side
8,886,708.70x = 60,908,905,548,713.08 - Step 5: Solve for x
x = 60,908,905,548,713.08/8,886,708.70 - Step 6: Final answer
x = 6,853,932.95
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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.