Finding the Fourth Proportional to 7,143,790.68, 10,714,837.14 and 2,350,291.14
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Solution
The fourth proportional to 7,143,790.68, 10,714,837.14 and 2,350,291.14 is: 3,525,157.43
Step by Step Solution
- Step 1: Write the proportion equation
7,143,790.68 : 10,714,837.14 = 2,350,291.14 : x - Step 2: Convert to fraction form
7,143,790.68/10,714,837.14 = 2,350,291.14/x - Step 3: Cross multiply
7,143,790.68x = 10,714,837.14 × 2,350,291.14 - Step 4: Simplify right side
7,143,790.68x = 25,182,986,796,684.94 - Step 5: Solve for x
x = 25,182,986,796,684.94/7,143,790.68 - Step 6: Final answer
x = 3,525,157.43
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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.