Finding the Fourth Proportional to 8,423,371.50, 11,623,252.91 and 4,752,073.74
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Solution
The fourth proportional to 8,423,371.50, 11,623,252.91 and 4,752,073.74 is: 6,557,297.74
Step by Step Solution
- Step 1: Write the proportion equation
8,423,371.50 : 11,623,252.91 = 4,752,073.74 : x - Step 2: Convert to fraction form
8,423,371.50/11,623,252.91 = 4,752,073.74/x - Step 3: Cross multiply
8,423,371.50x = 11,623,252.91 × 4,752,073.74 - Step 4: Simplify right side
8,423,371.50x = 55,234,554,903,229.21 - Step 5: Solve for x
x = 55,234,554,903,229.21/8,423,371.50 - Step 6: Final answer
x = 6,557,297.74
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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.