Finding the Fourth Proportional to 10,367,523.60, 15,538,677.48 and 7,335,763.08
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Solution
The fourth proportional to 10,367,523.60, 15,538,677.48 and 7,335,763.08 is: 10,994,723.62
Step by Step Solution
- Step 1: Write the proportion equation
10,367,523.60 : 15,538,677.48 = 7,335,763.08 : x - Step 2: Convert to fraction form
10,367,523.60/15,538,677.48 = 7,335,763.08/x - Step 3: Cross multiply
10,367,523.60x = 15,538,677.48 × 7,335,763.08 - Step 4: Simplify right side
10,367,523.60x = 113,988,056,569,811.44 - Step 5: Solve for x
x = 113,988,056,569,811.44/10,367,523.60 - Step 6: Final answer
x = 10,994,723.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.