Finding the Fourth Proportional to 22,273,890.20, 33,344,480.10 and 13,293,819.80
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Solution
The fourth proportional to 22,273,890.20, 33,344,480.10 and 13,293,819.80 is: 19,901,126.65
Step by Step Solution
- Step 1: Write the proportion equation
22,273,890.20 : 33,344,480.10 = 13,293,819.80 : x - Step 2: Convert to fraction form
22,273,890.20/33,344,480.10 = 13,293,819.80/x - Step 3: Cross multiply
22,273,890.20x = 33,344,480.10 × 13,293,819.80 - Step 4: Simplify right side
22,273,890.20x = 443,275,509,774,086 - Step 5: Solve for x
x = 443,275,509,774,086/22,273,890.20 - Step 6: Final answer
x = 19,901,126.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.