Finding the Fourth Proportional to 8,067,565.94, 11,133,243.32 and 4,396,483.53
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Solution
The fourth proportional to 8,067,565.94, 11,133,243.32 and 4,396,483.53 is: 6,067,148.54
Step by Step Solution
- Step 1: Write the proportion equation
8,067,565.94 : 11,133,243.32 = 4,396,483.53 : x - Step 2: Convert to fraction form
8,067,565.94/11,133,243.32 = 4,396,483.53/x - Step 3: Cross multiply
8,067,565.94x = 11,133,243.32 × 4,396,483.53 - Step 4: Simplify right side
8,067,565.94x = 48,947,120,869,880.10 - Step 5: Solve for x
x = 48,947,120,869,880.10/8,067,565.94 - Step 6: Final answer
x = 6,067,148.54
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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.