Finding the Fourth Proportional to 12,504,146.14, 18,753,594.81 and 3,526,598.62
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Solution
The fourth proportional to 12,504,146.14, 18,753,594.81 and 3,526,598.62 is: 5,289,157.76
Step by Step Solution
- Step 1: Write the proportion equation
12,504,146.14 : 18,753,594.81 = 3,526,598.62 : x - Step 2: Convert to fraction form
12,504,146.14/18,753,594.81 = 3,526,598.62/x - Step 3: Cross multiply
12,504,146.14x = 18,753,594.81 × 3,526,598.62 - Step 4: Simplify right side
12,504,146.14x = 66,136,401,576,985.16 - Step 5: Solve for x
x = 66,136,401,576,985.16/12,504,146.14 - Step 6: Final answer
x = 5,289,157.76
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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.