Finding the Fourth Proportional to 16,228,873.01, 22,396,120.17 and 8,886,589.13
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Solution
The fourth proportional to 16,228,873.01, 22,396,120.17 and 8,886,589.13 is: 12,263,643.81
Step by Step Solution
- Step 1: Write the proportion equation
16,228,873.01 : 22,396,120.17 = 8,886,589.13 : x - Step 2: Convert to fraction form
16,228,873.01/22,396,120.17 = 8,886,589.13/x - Step 3: Cross multiply
16,228,873.01x = 22,396,120.17 × 8,886,589.13 - Step 4: Simplify right side
16,228,873.01x = 199,025,118,056,895.78 - Step 5: Solve for x
x = 199,025,118,056,895.78/16,228,873.01 - Step 6: Final answer
x = 12,263,643.81
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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.