Finding the Fourth Proportional to 16,332,473.80, 24,497,529.72 and 7,810,522.12
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Solution
The fourth proportional to 16,332,473.80, 24,497,529.72 and 7,810,522.12 is: 11,715,218.41
Step by Step Solution
- Step 1: Write the proportion equation
16,332,473.80 : 24,497,529.72 = 7,810,522.12 : x - Step 2: Convert to fraction form
16,332,473.80/24,497,529.72 = 7,810,522.12/x - Step 3: Cross multiply
16,332,473.80x = 24,497,529.72 × 7,810,522.12 - Step 4: Simplify right side
16,332,473.80x = 191,338,497,763,417.41 - Step 5: Solve for x
x = 191,338,497,763,417.41/16,332,473.80 - Step 6: Final answer
x = 11,715,218.41
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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.