Finding the Fourth Proportional to 6,353,046.76, 8,767,175.68 and 3,452,382.76
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Solution
The fourth proportional to 6,353,046.76, 8,767,175.68 and 3,452,382.76 is: 4,764,272.53
Step by Step Solution
- Step 1: Write the proportion equation
6,353,046.76 : 8,767,175.68 = 3,452,382.76 : x - Step 2: Convert to fraction form
6,353,046.76/8,767,175.68 = 3,452,382.76/x - Step 3: Cross multiply
6,353,046.76x = 8,767,175.68 × 3,452,382.76 - Step 4: Simplify right side
6,353,046.76x = 30,267,646,171,523.27 - Step 5: Solve for x
x = 30,267,646,171,523.27/6,353,046.76 - Step 6: Final answer
x = 4,764,272.53
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Double scale
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1.5x scale
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.