Finding the Fourth Proportional to 10,218,132.42, 15,327,560.73 and 2,541,817.26
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Solution
The fourth proportional to 10,218,132.42, 15,327,560.73 and 2,541,817.26 is: 3,812,815.96
Step by Step Solution
- Step 1: Write the proportion equation
10,218,132.42 : 15,327,560.73 = 2,541,817.26 : x - Step 2: Convert to fraction form
10,218,132.42/15,327,560.73 = 2,541,817.26/x - Step 3: Cross multiply
10,218,132.42x = 15,327,560.73 × 2,541,817.26 - Step 4: Simplify right side
10,218,132.42x = 38,959,858,417,212.20 - Step 5: Solve for x
x = 38,959,858,417,212.20/10,218,132.42 - Step 6: Final answer
x = 3,812,815.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.