Finding the Fourth Proportional to 7,706,441.12, 10,634,973.84 and 4,268,734.88
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Solution
The fourth proportional to 7,706,441.12, 10,634,973.84 and 4,268,734.88 is: 5,890,901.27
Step by Step Solution
- Step 1: Write the proportion equation
7,706,441.12 : 10,634,973.84 = 4,268,734.88 : x - Step 2: Convert to fraction form
7,706,441.12/10,634,973.84 = 4,268,734.88/x - Step 3: Cross multiply
7,706,441.12x = 10,634,973.84 × 4,268,734.88 - Step 4: Simplify right side
7,706,441.12x = 45,397,883,778,695.54 - Step 5: Solve for x
x = 45,397,883,778,695.54/7,706,441.12 - Step 6: Final answer
x = 5,890,901.27
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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.