Finding the Fourth Proportional to 32,369,989.60, 48,540,987.60 and 16,189,688.80
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Solution
The fourth proportional to 32,369,989.60, 48,540,987.60 and 16,189,688.80 is: 24,277,532.77
Step by Step Solution
- Step 1: Write the proportion equation
32,369,989.60 : 48,540,987.60 = 16,189,688.80 : x - Step 2: Convert to fraction form
32,369,989.60/48,540,987.60 = 16,189,688.80/x - Step 3: Cross multiply
32,369,989.60x = 48,540,987.60 × 16,189,688.80 - Step 4: Simplify right side
32,369,989.60x = 785,863,483,288,659 - Step 5: Solve for x
x = 785,863,483,288,659/32,369,989.60 - Step 6: Final answer
x = 24,277,532.77
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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.