Finding the Fourth Proportional to 5,507,034.42, 7,600,800.87 and 3,518,899.14
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Solution
The fourth proportional to 5,507,034.42, 7,600,800.87 and 3,518,899.14 is: 4,856,779.46
Step by Step Solution
- Step 1: Write the proportion equation
5,507,034.42 : 7,600,800.87 = 3,518,899.14 : x - Step 2: Convert to fraction form
5,507,034.42/7,600,800.87 = 3,518,899.14/x - Step 3: Cross multiply
5,507,034.42x = 7,600,800.87 × 3,518,899.14 - Step 4: Simplify right side
5,507,034.42x = 26,746,451,644,754.25 - Step 5: Solve for x
x = 26,746,451,644,754.25/5,507,034.42 - Step 6: Final answer
x = 4,856,779.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.