Finding the Fourth Proportional to 8,891,640.96, 12,270,476.61 and 4,817,259.96
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Solution
The fourth proportional to 8,891,640.96, 12,270,476.61 and 4,817,259.96 is: 6,647,825.29
Step by Step Solution
- Step 1: Write the proportion equation
8,891,640.96 : 12,270,476.61 = 4,817,259.96 : x - Step 2: Convert to fraction form
8,891,640.96/12,270,476.61 = 4,817,259.96/x - Step 3: Cross multiply
8,891,640.96x = 12,270,476.61 × 4,817,259.96 - Step 4: Simplify right side
8,891,640.96x = 59,110,075,663,469.53 - Step 5: Solve for x
x = 59,110,075,663,469.53/8,891,640.96 - Step 6: Final answer
x = 6,647,825.29
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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.