Finding the Fourth Proportional to 5,175,541.68, 7,142,276.80 and 3,001,375.74
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Solution
The fourth proportional to 5,175,541.68, 7,142,276.80 and 3,001,375.74 is: 4,141,915.50
Step by Step Solution
- Step 1: Write the proportion equation
5,175,541.68 : 7,142,276.80 = 3,001,375.74 : x - Step 2: Convert to fraction form
5,175,541.68/7,142,276.80 = 3,001,375.74/x - Step 3: Cross multiply
5,175,541.68x = 7,142,276.80 × 3,001,375.74 - Step 4: Simplify right side
5,175,541.68x = 21,436,656,315,884.83 - Step 5: Solve for x
x = 21,436,656,315,884.83/5,175,541.68 - Step 6: Final answer
x = 4,141,915.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.