Finding the Fourth Proportional to 27,302,545.87, 37,677,265.25 and 14,912,636.72
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Solution
The fourth proportional to 27,302,545.87, 37,677,265.25 and 14,912,636.72 is: 20,579,303.19
Step by Step Solution
- Step 1: Write the proportion equation
27,302,545.87 : 37,677,265.25 = 14,912,636.72 : x - Step 2: Convert to fraction form
27,302,545.87/37,677,265.25 = 14,912,636.72/x - Step 3: Cross multiply
27,302,545.87x = 37,677,265.25 × 14,912,636.72 - Step 4: Simplify right side
27,302,545.87x = 561,867,369,276,330 - Step 5: Solve for x
x = 561,867,369,276,330/27,302,545.87 - Step 6: Final answer
x = 20,579,303.19
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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.