Finding the Fourth Proportional to 32,341,990.80, 48,512,986.20 and 25,114,393.20
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Solution
The fourth proportional to 32,341,990.80, 48,512,986.20 and 25,114,393.20 is: 37,671,589.80
Step by Step Solution
- Step 1: Write the proportion equation
32,341,990.80 : 48,512,986.20 = 25,114,393.20 : x - Step 2: Convert to fraction form
32,341,990.80/48,512,986.20 = 25,114,393.20/x - Step 3: Cross multiply
32,341,990.80x = 48,512,986.20 × 25,114,393.20 - Step 4: Simplify right side
32,341,990.80x = 1,218,374,210,732,974 - Step 5: Solve for x
x = 1,218,374,210,732,974/32,341,990.80 - Step 6: Final answer
x = 37,671,589.80
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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.