Finding the Fourth Proportional to 7,387,364.24, 11,084,553.12 and 5,116,383.44
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Solution
The fourth proportional to 7,387,364.24, 11,084,553.12 and 5,116,383.44 is: 7,677,003.89
Step by Step Solution
- Step 1: Write the proportion equation
7,387,364.24 : 11,084,553.12 = 5,116,383.44 : x - Step 2: Convert to fraction form
7,387,364.24/11,084,553.12 = 5,116,383.44/x - Step 3: Cross multiply
7,387,364.24x = 11,084,553.12 × 5,116,383.44 - Step 4: Simplify right side
7,387,364.24x = 56,712,824,022,968.34 - Step 5: Solve for x
x = 56,712,824,022,968.34/7,387,364.24 - Step 6: Final answer
x = 7,677,003.89
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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.