Finding the Fourth Proportional to 8,625,844.84, 11,896,103.46 and 6,906,337.96
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Solution
The fourth proportional to 8,625,844.84, 11,896,103.46 and 6,906,337.96 is: 9,524,691.49
Step by Step Solution
- Step 1: Write the proportion equation
8,625,844.84 : 11,896,103.46 = 6,906,337.96 : x - Step 2: Convert to fraction form
8,625,844.84/11,896,103.46 = 6,906,337.96/x - Step 3: Cross multiply
8,625,844.84x = 11,896,103.46 × 6,906,337.96 - Step 4: Simplify right side
8,625,844.84x = 82,158,510,901,885.34 - Step 5: Solve for x
x = 82,158,510,901,885.34/8,625,844.84 - Step 6: Final answer
x = 9,524,691.49
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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.