Finding the Fourth Proportional to 32,332,467.20, 48,517,363.20 and 12,139,750.40
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Solution
The fourth proportional to 32,332,467.20, 48,517,363.20 and 12,139,750.40 is: 18,216,632.70
Step by Step Solution
- Step 1: Write the proportion equation
32,332,467.20 : 48,517,363.20 = 12,139,750.40 : x - Step 2: Convert to fraction form
32,332,467.20/48,517,363.20 = 12,139,750.40/x - Step 3: Cross multiply
32,332,467.20x = 48,517,363.20 × 12,139,750.40 - Step 4: Simplify right side
32,332,467.20x = 588,988,679,314,145.38 - Step 5: Solve for x
x = 588,988,679,314,145.38/32,332,467.20 - Step 6: Final answer
x = 18,216,632.70
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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.