Finding the Fourth Proportional to 6,274,212.80, 8,660,268.26 and 3,696,726.40
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Solution
The fourth proportional to 6,274,212.80, 8,660,268.26 and 3,696,726.40 is: 5,102,575.15
Step by Step Solution
- Step 1: Write the proportion equation
6,274,212.80 : 8,660,268.26 = 3,696,726.40 : x - Step 2: Convert to fraction form
6,274,212.80/8,660,268.26 = 3,696,726.40/x - Step 3: Cross multiply
6,274,212.80x = 8,660,268.26 × 3,696,726.40 - Step 4: Simplify right side
6,274,212.80x = 32,014,642,307,824.06 - Step 5: Solve for x
x = 32,014,642,307,824.06/6,274,212.80 - Step 6: Final answer
x = 5,102,575.15
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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.