Finding the Fourth Proportional to 16,239,673.11, 24,364,948.05 and 5,310,366.75
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Solution
The fourth proportional to 16,239,673.11, 24,364,948.05 and 5,310,366.75 is: 7,967,328.47
Step by Step Solution
- Step 1: Write the proportion equation
16,239,673.11 : 24,364,948.05 = 5,310,366.75 : x - Step 2: Convert to fraction form
16,239,673.11/24,364,948.05 = 5,310,366.75/x - Step 3: Cross multiply
16,239,673.11x = 24,364,948.05 × 5,310,366.75 - Step 4: Simplify right side
16,239,673.11x = 129,386,809,990,197.34 - Step 5: Solve for x
x = 129,386,809,990,197.34/16,239,673.11 - Step 6: Final answer
x = 7,967,328.47
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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.