Finding the Fourth Proportional to 7,528,243.01, 11,292,342.17 and 2,136,897.99
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Solution
The fourth proportional to 7,528,243.01, 11,292,342.17 and 2,136,897.99 is: 3,205,340.64
Step by Step Solution
- Step 1: Write the proportion equation
7,528,243.01 : 11,292,342.17 = 2,136,897.99 : x - Step 2: Convert to fraction form
7,528,243.01/11,292,342.17 = 2,136,897.99/x - Step 3: Cross multiply
7,528,243.01x = 11,292,342.17 × 2,136,897.99 - Step 4: Simplify right side
7,528,243.01x = 24,130,583,274,780.75 - Step 5: Solve for x
x = 24,130,583,274,780.75/7,528,243.01 - Step 6: Final answer
x = 3,205,340.64
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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.