Finding the Fourth Proportional to 6,363,276.32, 8,781,519.84 and 3,610,079.84
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Solution
The fourth proportional to 6,363,276.32, 8,781,519.84 and 3,610,079.84 is: 4,982,022.80
Step by Step Solution
- Step 1: Write the proportion equation
6,363,276.32 : 8,781,519.84 = 3,610,079.84 : x - Step 2: Convert to fraction form
6,363,276.32/8,781,519.84 = 3,610,079.84/x - Step 3: Cross multiply
6,363,276.32x = 8,781,519.84 × 3,610,079.84 - Step 4: Simplify right side
6,363,276.32x = 31,701,987,738,944.02 - Step 5: Solve for x
x = 31,701,987,738,944.02/6,363,276.32 - Step 6: Final answer
x = 4,982,022.80
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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.