Finding the Fourth Proportional to 8,689,104.55, 13,035,449.25 and 2,853,730.19
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Solution
The fourth proportional to 8,689,104.55, 13,035,449.25 and 2,853,730.19 is: 4,281,183.96
Step by Step Solution
- Step 1: Write the proportion equation
8,689,104.55 : 13,035,449.25 = 2,853,730.19 : x - Step 2: Convert to fraction form
8,689,104.55/13,035,449.25 = 2,853,730.19/x - Step 3: Cross multiply
8,689,104.55x = 13,035,449.25 × 2,853,730.19 - Step 4: Simplify right side
8,689,104.55x = 37,199,655,016,174.54 - Step 5: Solve for x
x = 37,199,655,016,174.54/8,689,104.55 - Step 6: Final answer
x = 4,281,183.96
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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.