Finding the Fourth Proportional to 48,876,761.88, 67,449,975.75 and 26,851,688.19
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Solution
The fourth proportional to 48,876,761.88, 67,449,975.75 and 26,851,688.19 is: 37,055,354.07
Step by Step Solution
- Step 1: Write the proportion equation
48,876,761.88 : 67,449,975.75 = 26,851,688.19 : x - Step 2: Convert to fraction form
48,876,761.88/67,449,975.75 = 26,851,688.19/x - Step 3: Cross multiply
48,876,761.88x = 67,449,975.75 × 26,851,688.19 - Step 4: Simplify right side
48,876,761.88x = 1,811,145,717,262,061.50 - Step 5: Solve for x
x = 1,811,145,717,262,061.50/48,876,761.88 - Step 6: Final answer
x = 37,055,354.07
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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.