Finding the Fourth Proportional to 5,397,376.08, 7,447,657.68 and 3,466,251.84
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Solution
The fourth proportional to 5,397,376.08, 7,447,657.68 and 3,466,251.84 is: 4,782,964.31
Step by Step Solution
- Step 1: Write the proportion equation
5,397,376.08 : 7,447,657.68 = 3,466,251.84 : x - Step 2: Convert to fraction form
5,397,376.08/7,447,657.68 = 3,466,251.84/x - Step 3: Cross multiply
5,397,376.08x = 7,447,657.68 × 3,466,251.84 - Step 4: Simplify right side
5,397,376.08x = 25,815,457,136,990.13 - Step 5: Solve for x
x = 25,815,457,136,990.13/5,397,376.08 - Step 6: Final answer
x = 4,782,964.31
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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.