Finding the Fourth Proportional to 16,668,747.40, 24,953,354.70 and 9,933,694.60
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Solution
The fourth proportional to 16,668,747.40, 24,953,354.70 and 9,933,694.60 is: 14,870,883.75
Step by Step Solution
- Step 1: Write the proportion equation
16,668,747.40 : 24,953,354.70 = 9,933,694.60 : x - Step 2: Convert to fraction form
16,668,747.40/24,953,354.70 = 9,933,694.60/x - Step 3: Cross multiply
16,668,747.40x = 24,953,354.70 × 9,933,694.60 - Step 4: Simplify right side
16,668,747.40x = 247,879,004,835,274.59 - Step 5: Solve for x
x = 247,879,004,835,274.59/16,668,747.40 - Step 6: Final answer
x = 14,870,883.75
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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.