Finding the Fourth Proportional to 5,015,497.09, 6,921,387.35 and 2,723,657.17
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Solution
The fourth proportional to 5,015,497.09, 6,921,387.35 and 2,723,657.17 is: 3,758,647.63
Step by Step Solution
- Step 1: Write the proportion equation
5,015,497.09 : 6,921,387.35 = 2,723,657.17 : x - Step 2: Convert to fraction form
5,015,497.09/6,921,387.35 = 2,723,657.17/x - Step 3: Cross multiply
5,015,497.09x = 6,921,387.35 × 2,723,657.17 - Step 4: Simplify right side
5,015,497.09x = 18,851,486,268,556.51 - Step 5: Solve for x
x = 18,851,486,268,556.51/5,015,497.09 - Step 6: Final answer
x = 3,758,647.63
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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.