Finding the Fourth Proportional to 8,268,482.26, 12,404,378.88 and 4,630,385.84
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Solution
The fourth proportional to 8,268,482.26, 12,404,378.88 and 4,630,385.84 is: 6,946,505.84
Step by Step Solution
- Step 1: Write the proportion equation
8,268,482.26 : 12,404,378.88 = 4,630,385.84 : x - Step 2: Convert to fraction form
8,268,482.26/12,404,378.88 = 4,630,385.84/x - Step 3: Cross multiply
8,268,482.26x = 12,404,378.88 × 4,630,385.84 - Step 4: Simplify right side
8,268,482.26x = 57,437,060,319,947.06 - Step 5: Solve for x
x = 57,437,060,319,947.06/8,268,482.26 - Step 6: Final answer
x = 6,946,505.84
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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.