Finding the Fourth Proportional to 16,552,716.11, 24,828,787.12 and 7,448,371.80
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Solution
The fourth proportional to 16,552,716.11, 24,828,787.12 and 7,448,371.80 is: 11,172,428.54
Step by Step Solution
- Step 1: Write the proportion equation
16,552,716.11 : 24,828,787.12 = 7,448,371.80 : x - Step 2: Convert to fraction form
16,552,716.11/24,828,787.12 = 7,448,371.80/x - Step 3: Cross multiply
16,552,716.11x = 24,828,787.12 × 7,448,371.80 - Step 4: Simplify right side
16,552,716.11x = 184,934,037,812,811.22 - Step 5: Solve for x
x = 184,934,037,812,811.22/16,552,716.11 - Step 6: Final answer
x = 11,172,428.54
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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.