Finding the Fourth Proportional to 8,080,657.98, 11,151,543.52 and 4,409,810.99
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Solution
The fourth proportional to 8,080,657.98, 11,151,543.52 and 4,409,810.99 is: 6,085,667.69
Step by Step Solution
- Step 1: Write the proportion equation
8,080,657.98 : 11,151,543.52 = 4,409,810.99 : x - Step 2: Convert to fraction form
8,080,657.98/11,151,543.52 = 4,409,810.99/x - Step 3: Cross multiply
8,080,657.98x = 11,151,543.52 × 4,409,810.99 - Step 4: Simplify right side
8,080,657.98x = 49,176,199,211,854.75 - Step 5: Solve for x
x = 49,176,199,211,854.75/8,080,657.98 - Step 6: Final answer
x = 6,085,667.69
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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.