Finding the Fourth Proportional to 10,793,207.80, 16,187,738.10 and 3,220,420.60
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Solution
The fourth proportional to 10,793,207.80, 16,187,738.10 and 3,220,420.60 is: 4,830,012.19
Step by Step Solution
- Step 1: Write the proportion equation
10,793,207.80 : 16,187,738.10 = 3,220,420.60 : x - Step 2: Convert to fraction form
10,793,207.80/16,187,738.10 = 3,220,420.60/x - Step 3: Cross multiply
10,793,207.80x = 16,187,738.10 × 3,220,420.60 - Step 4: Simplify right side
10,793,207.80x = 52,131,325,244,644.86 - Step 5: Solve for x
x = 52,131,325,244,644.86/10,793,207.80 - Step 6: Final answer
x = 4,830,012.19
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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.