Finding the Fourth Proportional to 21,717,576.63, 32,526,751.28 and 10,365,996.87
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Solution
The fourth proportional to 21,717,576.63, 32,526,751.28 and 10,365,996.87 is: 15,525,314.25
Step by Step Solution
- Step 1: Write the proportion equation
21,717,576.63 : 32,526,751.28 = 10,365,996.87 : x - Step 2: Convert to fraction form
21,717,576.63/32,526,751.28 = 10,365,996.87/x - Step 3: Cross multiply
21,717,576.63x = 32,526,751.28 × 10,365,996.87 - Step 4: Simplify right side
21,717,576.63x = 337,172,201,907,918.44 - Step 5: Solve for x
x = 337,172,201,907,918.44/21,717,576.63 - Step 6: Final answer
x = 15,525,314.25
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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.