Finding the Fourth Proportional to 10,787,717.67, 16,181,465.60 and 6,235,870.12
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Solution
The fourth proportional to 10,787,717.67, 16,181,465.60 and 6,235,870.12 is: 9,353,741.07
Step by Step Solution
- Step 1: Write the proportion equation
10,787,717.67 : 16,181,465.60 = 6,235,870.12 : x - Step 2: Convert to fraction form
10,787,717.67/16,181,465.60 = 6,235,870.12/x - Step 3: Cross multiply
10,787,717.67x = 16,181,465.60 × 6,235,870.12 - Step 4: Simplify right side
10,787,717.67x = 100,905,517,832,847.88 - Step 5: Solve for x
x = 100,905,517,832,847.88/10,787,717.67 - Step 6: Final answer
x = 9,353,741.07
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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.