Finding the Fourth Proportional to 32,376,009.60, 48,562,891.20 and 8,115,148.80
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Solution
The fourth proportional to 32,376,009.60, 48,562,891.20 and 8,115,148.80 is: 12,172,441.67
Step by Step Solution
- Step 1: Write the proportion equation
32,376,009.60 : 48,562,891.20 = 8,115,148.80 : x - Step 2: Convert to fraction form
32,376,009.60/48,562,891.20 = 8,115,148.80/x - Step 3: Cross multiply
32,376,009.60x = 48,562,891.20 × 8,115,148.80 - Step 4: Simplify right side
32,376,009.60x = 394,095,088,246,210.56 - Step 5: Solve for x
x = 394,095,088,246,210.56/32,376,009.60 - Step 6: Final answer
x = 12,172,441.67
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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.