Finding the Fourth Proportional to 48,888,539.42, 67,472,049.96 and 29,320,193.30
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Solution
The fourth proportional to 48,888,539.42, 67,472,049.96 and 29,320,193.30 is: 40,465,384.54
Step by Step Solution
- Step 1: Write the proportion equation
48,888,539.42 : 67,472,049.96 = 29,320,193.30 : x - Step 2: Convert to fraction form
48,888,539.42/67,472,049.96 = 29,320,193.30/x - Step 3: Cross multiply
48,888,539.42x = 67,472,049.96 × 29,320,193.30 - Step 4: Simplify right side
48,888,539.42x = 1,978,293,546,837,097 - Step 5: Solve for x
x = 1,978,293,546,837,097/48,888,539.42 - Step 6: Final answer
x = 40,465,384.54
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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.