Finding the Fourth Proportional to 11,197,180.02, 16,785,768.14 and 4,372,165.38
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Solution
The fourth proportional to 11,197,180.02, 16,785,768.14 and 4,372,165.38 is: 6,554,342.63
Step by Step Solution
- Step 1: Write the proportion equation
11,197,180.02 : 16,785,768.14 = 4,372,165.38 : x - Step 2: Convert to fraction form
11,197,180.02/16,785,768.14 = 4,372,165.38/x - Step 3: Cross multiply
11,197,180.02x = 16,785,768.14 × 4,372,165.38 - Step 4: Simplify right side
11,197,180.02x = 73,390,154,338,415 - Step 5: Solve for x
x = 73,390,154,338,415/11,197,180.02 - Step 6: Final answer
x = 6,554,342.63
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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.