Finding the Fourth Proportional to 76,835,163.29, 106,032,842.58 and 41,552,967.62
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Solution
The fourth proportional to 76,835,163.29, 106,032,842.58 and 41,552,967.62 is: 57,343,266.88
Step by Step Solution
- Step 1: Write the proportion equation
76,835,163.29 : 106,032,842.58 = 41,552,967.62 : x - Step 2: Convert to fraction form
76,835,163.29/106,032,842.58 = 41,552,967.62/x - Step 3: Cross multiply
76,835,163.29x = 106,032,842.58 × 41,552,967.62 - Step 4: Simplify right side
76,835,163.29x = 4,405,979,273,853,133 - Step 5: Solve for x
x = 4,405,979,273,853,133/76,835,163.29 - Step 6: Final answer
x = 57,343,266.88
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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.