Finding the Fourth Proportional to 45,637,126.92, 68,437,660.68 and 14,501,586.60
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Solution
The fourth proportional to 45,637,126.92, 68,437,660.68 and 14,501,586.60 is: 21,746,650.81
Step by Step Solution
- Step 1: Write the proportion equation
45,637,126.92 : 68,437,660.68 = 14,501,586.60 : x - Step 2: Convert to fraction form
45,637,126.92/68,437,660.68 = 14,501,586.60/x - Step 3: Cross multiply
45,637,126.92x = 68,437,660.68 × 14,501,586.60 - Step 4: Simplify right side
45,637,126.92x = 992,454,663,052,435 - Step 5: Solve for x
x = 992,454,663,052,435/45,637,126.92 - Step 6: Final answer
x = 21,746,650.81
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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.