Finding the Fourth Proportional to 19,292,200.99, 26,622,548.48 and 10,919,391.07
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Solution
The fourth proportional to 19,292,200.99, 26,622,548.48 and 10,919,391.07 is: 15,068,369.76
Step by Step Solution
- Step 1: Write the proportion equation
19,292,200.99 : 26,622,548.48 = 10,919,391.07 : x - Step 2: Convert to fraction form
19,292,200.99/26,622,548.48 = 10,919,391.07/x - Step 3: Cross multiply
19,292,200.99x = 26,622,548.48 × 10,919,391.07 - Step 4: Simplify right side
19,292,200.99x = 290,702,018,093,896.25 - Step 5: Solve for x
x = 290,702,018,093,896.25/19,292,200.99 - Step 6: Final answer
x = 15,068,369.76
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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.