Finding the Fourth Proportional to 6,455,096.21, 8,907,684.36 and 3,701,899.68
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Solution
The fourth proportional to 6,455,096.21, 8,907,684.36 and 3,701,899.68 is: 5,108,421.75
Step by Step Solution
- Step 1: Write the proportion equation
6,455,096.21 : 8,907,684.36 = 3,701,899.68 : x - Step 2: Convert to fraction form
6,455,096.21/8,907,684.36 = 3,701,899.68/x - Step 3: Cross multiply
6,455,096.21x = 8,907,684.36 × 3,701,899.68 - Step 4: Simplify right side
6,455,096.21x = 32,975,353,881,825.00 - Step 5: Solve for x
x = 32,975,353,881,825.00/6,455,096.21 - Step 6: Final answer
x = 5,108,421.75
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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.