Finding the Fourth Proportional to 5,663,987.74, 8,496,818.91 and 2,068,913.94
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Solution
The fourth proportional to 5,663,987.74, 8,496,818.91 and 2,068,913.94 is: 3,103,676.75
Step by Step Solution
- Step 1: Write the proportion equation
5,663,987.74 : 8,496,818.91 = 2,068,913.94 : x - Step 2: Convert to fraction form
5,663,987.74/8,496,818.91 = 2,068,913.94/x - Step 3: Cross multiply
5,663,987.74x = 8,496,818.91 × 2,068,913.94 - Step 4: Simplify right side
5,663,987.74x = 17,579,187,088,554.61 - Step 5: Solve for x
x = 17,579,187,088,554.61/5,663,987.74 - Step 6: Final answer
x = 3,103,676.75
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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.