Finding the Fourth Proportional to 32,638,110.60, 48,969,218.70 and 13,470,529.80
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Solution
The fourth proportional to 32,638,110.60, 48,969,218.70 and 13,470,529.80 is: 20,210,769.18
Step by Step Solution
- Step 1: Write the proportion equation
32,638,110.60 : 48,969,218.70 = 13,470,529.80 : x - Step 2: Convert to fraction form
32,638,110.60/48,969,218.70 = 13,470,529.80/x - Step 3: Cross multiply
32,638,110.60x = 48,969,218.70 × 13,470,529.80 - Step 4: Simplify right side
32,638,110.60x = 659,641,319,781,067.38 - Step 5: Solve for x
x = 659,641,319,781,067.38/32,638,110.60 - Step 6: Final answer
x = 20,210,769.18
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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.