Finding the Fourth Proportional to 84,078,242.37, 126,106,516.02 and 26,576,326.17
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Solution
The fourth proportional to 84,078,242.37, 126,106,516.02 and 26,576,326.17 is: 39,861,060.45
Step by Step Solution
- Step 1: Write the proportion equation
84,078,242.37 : 126,106,516.02 = 26,576,326.17 : x - Step 2: Convert to fraction form
84,078,242.37/126,106,516.02 = 26,576,326.17/x - Step 3: Cross multiply
84,078,242.37x = 126,106,516.02 × 26,576,326.17 - Step 4: Simplify right side
84,078,242.37x = 3,351,447,901,909,850.50 - Step 5: Solve for x
x = 3,351,447,901,909,850.50/84,078,242.37 - Step 6: Final answer
x = 39,861,060.45
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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.