Finding the Fourth Proportional to 7,101,083.60, 10,651,625.40 and 4,259,733.20
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Solution
The fourth proportional to 7,101,083.60, 10,651,625.40 and 4,259,733.20 is: 6,389,599.80
Step by Step Solution
- Step 1: Write the proportion equation
7,101,083.60 : 10,651,625.40 = 4,259,733.20 : x - Step 2: Convert to fraction form
7,101,083.60/10,651,625.40 = 4,259,733.20/x - Step 3: Cross multiply
7,101,083.60x = 10,651,625.40 × 4,259,733.20 - Step 4: Simplify right side
7,101,083.60x = 45,373,082,350,343.28 - Step 5: Solve for x
x = 45,373,082,350,343.28/7,101,083.60 - Step 6: Final answer
x = 6,389,599.80
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1.5x scale
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.