Finding the Fourth Proportional to 32,790,056.20, 49,202,106.12 and 13,373,526.88
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Solution
The fourth proportional to 32,790,056.20, 49,202,106.12 and 13,373,526.88 is: 20,067,232.72
Step by Step Solution
- Step 1: Write the proportion equation
32,790,056.20 : 49,202,106.12 = 13,373,526.88 : x - Step 2: Convert to fraction form
32,790,056.20/49,202,106.12 = 13,373,526.88/x - Step 3: Cross multiply
32,790,056.20x = 49,202,106.12 × 13,373,526.88 - Step 4: Simplify right side
32,790,056.20x = 658,005,688,748,432.50 - Step 5: Solve for x
x = 658,005,688,748,432.50/32,790,056.20 - Step 6: Final answer
x = 20,067,232.72
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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.