Finding the Fourth Proportional to 6,236,126.72, 8,611,797.88 and 5,896,484.48
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Solution
The fourth proportional to 6,236,126.72, 8,611,797.88 and 5,896,484.48 is: 8,142,767.91
Step by Step Solution
- Step 1: Write the proportion equation
6,236,126.72 : 8,611,797.88 = 5,896,484.48 : x - Step 2: Convert to fraction form
6,236,126.72/8,611,797.88 = 5,896,484.48/x - Step 3: Cross multiply
6,236,126.72x = 8,611,797.88 × 5,896,484.48 - Step 4: Simplify right side
6,236,126.72x = 50,779,332,544,316.91 - Step 5: Solve for x
x = 50,779,332,544,316.91/6,236,126.72 - Step 6: Final answer
x = 8,142,767.91
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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.