Finding the Fourth Proportional to 5,089,659.08, 7,023,817.14 and 2,797,916.36
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Solution
The fourth proportional to 5,089,659.08, 7,023,817.14 and 2,797,916.36 is: 3,861,172.74
Step by Step Solution
- Step 1: Write the proportion equation
5,089,659.08 : 7,023,817.14 = 2,797,916.36 : x - Step 2: Convert to fraction form
5,089,659.08/7,023,817.14 = 2,797,916.36/x - Step 3: Cross multiply
5,089,659.08x = 7,023,817.14 × 2,797,916.36 - Step 4: Simplify right side
5,089,659.08x = 19,652,052,885,654.41 - Step 5: Solve for x
x = 19,652,052,885,654.41/5,089,659.08 - Step 6: Final answer
x = 3,861,172.74
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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.