Finding the Fourth Proportional to 11,296,992.16, 16,935,964.08 and 4,902,427.36
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Solution
The fourth proportional to 11,296,992.16, 16,935,964.08 and 4,902,427.36 is: 7,349,507.95
Step by Step Solution
- Step 1: Write the proportion equation
11,296,992.16 : 16,935,964.08 = 4,902,427.36 : x - Step 2: Convert to fraction form
11,296,992.16/16,935,964.08 = 4,902,427.36/x - Step 3: Cross multiply
11,296,992.16x = 16,935,964.08 × 4,902,427.36 - Step 4: Simplify right side
11,296,992.16x = 83,027,333,673,769.22 - Step 5: Solve for x
x = 83,027,333,673,769.22/11,296,992.16 - Step 6: Final answer
x = 7,349,507.95
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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.