Finding the Fourth Proportional to 17,988,843.77, 24,824,604.41 and 9,728,906.00
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Solution
The fourth proportional to 17,988,843.77, 24,824,604.41 and 9,728,906.00 is: 13,425,890.28
Step by Step Solution
- Step 1: Write the proportion equation
17,988,843.77 : 24,824,604.41 = 9,728,906.00 : x - Step 2: Convert to fraction form
17,988,843.77/24,824,604.41 = 9,728,906.00/x - Step 3: Cross multiply
17,988,843.77x = 24,824,604.41 × 9,728,906.00 - Step 4: Simplify right side
17,988,843.77x = 241,516,242,850,154.78 - Step 5: Solve for x
x = 241,516,242,850,154.78/17,988,843.77 - Step 6: Final answer
x = 13,425,890.28
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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.