Finding the Fourth Proportional to 32,645,037.20, 48,967,555.80 and 19,656,006.80
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Solution
The fourth proportional to 32,645,037.20, 48,967,555.80 and 19,656,006.80 is: 29,484,010.20
Step by Step Solution
- Step 1: Write the proportion equation
32,645,037.20 : 48,967,555.80 = 19,656,006.80 : x - Step 2: Convert to fraction form
32,645,037.20/48,967,555.80 = 19,656,006.80/x - Step 3: Cross multiply
32,645,037.20x = 48,967,555.80 × 19,656,006.80 - Step 4: Simplify right side
32,645,037.20x = 962,506,609,784,179.38 - Step 5: Solve for x
x = 962,506,609,784,179.38/32,645,037.20 - Step 6: Final answer
x = 29,484,010.20
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1.5x scale
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.