Finding the Fourth Proportional to 16,388,634.66, 22,616,319.87 and 9,046,471.98
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Solution
The fourth proportional to 16,388,634.66, 22,616,319.87 and 9,046,471.98 is: 12,484,133.56
Step by Step Solution
- Step 1: Write the proportion equation
16,388,634.66 : 22,616,319.87 = 9,046,471.98 : x - Step 2: Convert to fraction form
16,388,634.66/22,616,319.87 = 9,046,471.98/x - Step 3: Cross multiply
16,388,634.66x = 22,616,319.87 × 9,046,471.98 - Step 4: Simplify right side
16,388,634.66x = 204,597,903,994,672.25 - Step 5: Solve for x
x = 204,597,903,994,672.25/16,388,634.66 - Step 6: Final answer
x = 12,484,133.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.