Finding the Fourth Proportional to 32,188,214.20, 48,271,823.70 and 11,990,831.80
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Solution
The fourth proportional to 32,188,214.20, 48,271,823.70 and 11,990,831.80 is: 17,982,337.11
Step by Step Solution
- Step 1: Write the proportion equation
32,188,214.20 : 48,271,823.70 = 11,990,831.80 : x - Step 2: Convert to fraction form
32,188,214.20/48,271,823.70 = 11,990,831.80/x - Step 3: Cross multiply
32,188,214.20x = 48,271,823.70 × 11,990,831.80 - Step 4: Simplify right side
32,188,214.20x = 578,819,318,665,953.75 - Step 5: Solve for x
x = 578,819,318,665,953.75/32,188,214.20 - Step 6: Final answer
x = 17,982,337.11
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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.