Finding the Fourth Proportional to 8,790,258.65, 13,182,594.68 and 8,216,452.62
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Solution
The fourth proportional to 8,790,258.65, 13,182,594.68 and 8,216,452.62 is: 12,322,067.98
Step by Step Solution
- Step 1: Write the proportion equation
8,790,258.65 : 13,182,594.68 = 8,216,452.62 : x - Step 2: Convert to fraction form
8,790,258.65/13,182,594.68 = 8,216,452.62/x - Step 3: Cross multiply
8,790,258.65x = 13,182,594.68 × 8,216,452.62 - Step 4: Simplify right side
8,790,258.65x = 108,314,164,617,425.19 - Step 5: Solve for x
x = 108,314,164,617,425.19/8,790,258.65 - Step 6: Final answer
x = 12,322,067.98
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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.