Finding the Fourth Proportional to 8,438,463.14, 11,645,135.01 and 4,570,984.26
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Solution
The fourth proportional to 8,438,463.14, 11,645,135.01 and 4,570,984.26 is: 6,307,988.55
Step by Step Solution
- Step 1: Write the proportion equation
8,438,463.14 : 11,645,135.01 = 4,570,984.26 : x - Step 2: Convert to fraction form
8,438,463.14/11,645,135.01 = 4,570,984.26/x - Step 3: Cross multiply
8,438,463.14x = 11,645,135.01 × 4,570,984.26 - Step 4: Simplify right side
8,438,463.14x = 53,229,728,836,284.94 - Step 5: Solve for x
x = 53,229,728,836,284.94/8,438,463.14 - Step 6: Final answer
x = 6,307,988.55
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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.